212501 (number)
212,501 (two hundred twelve thousand five hundred one) is an odd sixdigits prime number following 212500 and preceding 212502. In scientific notation, it is written as 2.12501 × 10^{5}. The sum of its digits is 11. It has a total of 1 prime factor and 2 positive divisors. There are 212,500 positive integers (up to 212501) that are relatively prime to 212501.
Basic properties
 Is Prime? Yes
 Number parity Odd
 Number length 6
 Sum of Digits 11
 Digital Root 2
Name
Short name  212 thousand 501 

Full name  two hundred twelve thousand five hundred one 
Notation
Scientific notation  2.12501 × 10^{5} 

Engineering notation  212.501 × 10^{3} 
Prime Factorization of 212501
Prime Factorization 212501
Prime numberω(n)  Distinct Factors  1  Total number of distinct prime factors 

Ω(n)  Total Factors  1  Total number of prime factors 
rad(n)  Radical  212501  Product of the distinct prime numbers 
λ(n)  Liouville Lambda  1  Returns the parity of Ω(n), such that λ(n) = (1)^{Ω(n)} 
μ(n)  Mobius Mu  1  Returns:

Λ(n)  Mangoldt function  12.266701973218  Returns log(p) if n is a power p^{k} of any prime p (for any k >= 1), else returns 0 
The prime factorization of 212,501 is 212501. Since it has a total of 1 prime factor, 212,501 is a prime number.
Divisors of 212501
2 divisors
τ(n)  Total Divisors  2  Total number of the positive divisors of n 

σ(n)  Sum of Divisors  212502  Sum of all the positive divisors of n 
s(n)  Aliquot Sum  1  Sum of the proper positive divisors of n 
A(n)  Arithmetic Mean  106251  Returns the sum of divisors (σ(n)) divided by the total number of divisors (τ(n)) 
G(n)  Geometric Mean  460.97830751566  Returns the nth root of the product of n divisors 
H(n)  Harmonic Mean  1.9999905883239  Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors 
The number 212,501 can be divided by 2 positive divisors (out of which 0 are even, and 2 are odd). The sum of these divisors (counting 212,501) is 212,502, the average is 106,251.
Other Arithmetic Functions (n = 212501)
φ(n)  Euler Totient  212500  Total number of positive integers not greater than n that are coprime to n 

λ(n)  Carmichael Lambda  212500  Smallest positive number such that a^{λ(n)} ≡ 1 (mod n) for all a coprime to n 
π(n)  Prime Pi  ≈ 18954  Total number of primes less than or equal to n 
r_{2}(n)  Sum of 2 squares  8  The number of ways n can be represented as the sum of 2 squares 
There are 212,500 positive integers (less than 212,501) that are coprime with 212,501. And there are approximately 18,954 prime numbers less than or equal to 212,501.
Divisibility of 212501
m  2  3  4  5  6  7  8  9 

n mod m  1  2  1  1  5  2  5  2 
212,501 is not divisible by any number less than or equal to 9.
Classification of 212501
By Arithmetic functions
 Arithmetic
 Prime
 Deficient
Expressible via specific sums
 Polite
By Powers
 Prime Power
 Square Free
Base conversion (212501)
Base  System  Value 

2  Binary  110011111000010101 
3  Ternary  101210111102 
4  Quaternary  303320111 
5  Quinary  23300001 
6  Senary  4315445 
8  Octal  637025 
10  Decimal  212501 
12  Duodecimal  a2b85 
16  Hexadecimal  33e15 
20  Vigesimal  16b51 
36  Base36  4jyt 
Basic calculations (n = 212501)
Multiplication
n×yn×2  425002 

n×3  637503 
n×4  850004 
n×5  1062505 
Division
n÷yn÷2  106250.500 

n÷3  70833.666 
n÷4  53125.250 
n÷5  42500.200 
Exponentiation
n^{y}n^{2}  45156675001 

n^{3}  9595838594387501 
n^{4}  2039125297145938350001 
n^{5}  433316164768809045313562501 
Nth Root
^{y}√n^{2}√n  460.97830751566 

^{3}√n  59.674253202745 
^{4}√n  21.470405387781 
^{5}√n  11.627121095337 
212501 as geometric shapes
Circle
Radius = nDiameter  425002 

Circumference  1335183.160961 
Area  141863878443.68 
Sphere
Radius = nVolume  4.0194954710882E+16 

Surface area  567455513774.73 
Circumference  1335183.160961 
Square
Length = nPerimeter  850004 

Area  45156675001 
Diagonal  300521.79621785 
Cube
Length = nSurface area  270940050006 

Volume  9595838594387501 
Space diagonal  368062.52865919 
Equilateral Triangle
Length = nPerimeter  637503 

Area  19553413850.652 
Altitude  184031.2643296 
Triangular Pyramid
Length = nSurface area  78213655402.607 

Volume  1.1308804235438E+15 
Height  173506.33994372 
Cryptographic Hash Functions
md5  5c2c8ec247c0607d05417e0e4e3127fb 

sha1  acd8309b7b6f94c1a5df080b5a97c2b41ffccc35 
sha256  04f4fadcde952377c1021913eaeae3fbbf3875714907f541acbee02344b975d6 
sha512  ef2d9a949f21cc2ba6498a6e356f4baa84235ca93ae8229b54d1f46f764e0c5fb255d7d43b72269046fa7d1bb78c4edb47eefb386f600bc9f64a96c0ea0e4e8f 
ripemd160  6d8f969bd0b925021636fbe2a09cd273bd4e2c40 