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10000057 = 79126583
BaseRepresentation
bin100110001001…
…011010111001
3200211001111111
4212021122321
510030000212
6554200321
7150666454
oct46113271
920731444
1010000057
115710211
1234230a1
1320c18c2
14148449b
15d27ea7
hex9896b9

10000057 has 4 divisors (see below), whose sum is σ = 10126720. Its totient is φ = 9873396.

The previous prime is 10000019. The next prime is 10000079. The reversal of 10000057 is 75000001.

10000057 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 75000001 = 671119403.

It is a cyclic number.

It is not a de Polignac number, because 10000057 - 27 = 9999929 is a prime.

It is a super-2 number, since 2×100000572 = 200002280006498, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10000357) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 63213 + ... + 63370.

It is an arithmetic number, because the mean of its divisors is an integer number (2531680).

Almost surely, 210000057 is an apocalyptic number.

It is an amenable number.

10000057 is a deficient number, since it is larger than the sum of its proper divisors (126663).

10000057 is an equidigital number, since it uses as much as digits as its factorization.

10000057 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 126662.

The product of its (nonzero) digits is 35, while the sum is 13.

The square root of 10000057 is about 3162.2866726469. The cubic root of 10000057 is about 215.4438783450.

Adding to 10000057 its reverse (75000001), we get a palindrome (85000058).

The spelling of 10000057 in words is "ten million, fifty-seven", and thus it is an aban number and an uban number.

Divisors: 1 79 126583 10000057