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10657825 = 521393067
BaseRepresentation
bin101000101010…
…000000100001
3202001110210021
4220222000201
510212022300
61020233441
7156406243
oct50520041
922043707
1010657825
11601a422
12369b881
132292109
1415b6093
15e07d1a
hexa2a021

10657825 has 12 divisors (see below), whose sum is σ = 13315120. Its totient is φ = 8462160.

The previous prime is 10657807. The next prime is 10657837. The reversal of 10657825 is 52875601.

It is not a de Polignac number, because 10657825 - 217 = 10526753 is a prime.

It is a super-2 number, since 2×106578252 = 227178467461250, which contains 22 as substring.

It is a hoax number, since the sum of its digits (34) coincides with the sum of the digits of its distinct prime factors.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1942 + ... + 5008.

Almost surely, 210657825 is an apocalyptic number.

It is an amenable number.

10657825 is a deficient number, since it is larger than the sum of its proper divisors (2657295).

10657825 is a wasteful number, since it uses less digits than its factorization.

10657825 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3216 (or 3211 counting only the distinct ones).

The product of its (nonzero) digits is 16800, while the sum is 34.

The square root of 10657825 is about 3264.6324448550. The cubic root of 10657825 is about 220.0676444881.

The spelling of 10657825 in words is "ten million, six hundred fifty-seven thousand, eight hundred twenty-five".

Divisors: 1 5 25 139 695 3067 3475 15335 76675 426313 2131565 10657825