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12888875 = 53971063
BaseRepresentation
bin110001001010…
…101100101011
3220020211012202
4301022230223
511244421000
61140130415
7214360616
oct61125453
926224182
1012888875
11730366a
124396a0b
13289376c
1419d717d
1511e8dd5
hexc4ab2b

12888875 has 16 divisors (see below), whose sum is σ = 16266432. Its totient is φ = 10195200.

The previous prime is 12888853. The next prime is 12888917. The reversal of 12888875 is 57888821.

12888875 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 12888875 - 28 = 12888619 is a prime.

It is a super-2 number, since 2×128888752 = 332246197531250, which contains 22 as substring.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 11594 + ... + 12656.

It is an arithmetic number, because the mean of its divisors is an integer number (1016652).

Almost surely, 212888875 is an apocalyptic number.

12888875 is a deficient number, since it is larger than the sum of its proper divisors (3377557).

12888875 is an equidigital number, since it uses as much as digits as its factorization.

12888875 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1175 (or 1165 counting only the distinct ones).

The product of its digits is 286720, while the sum is 47.

The square root of 12888875 is about 3590.1079370960. The cubic root of 12888875 is about 234.4615709823.

The spelling of 12888875 in words is "twelve million, eight hundred eighty-eight thousand, eight hundred seventy-five".

Divisors: 1 5 25 97 125 485 1063 2425 5315 12125 26575 103111 132875 515555 2577775 12888875