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12826956 = 2231068913
BaseRepresentation
bin110000111011…
…100101001100
3220010200021110
4300323211030
511240430311
61134532020
7214012242
oct60734514
926120243
1012826956
11727109a
124367010
13287151c
1419bc792
1511d58a6
hexc3b94c

12826956 has 12 divisors (see below), whose sum is σ = 29929592. Its totient is φ = 4275648.

The previous prime is 12826951. The next prime is 12826981. The reversal of 12826956 is 65962821.

12826956 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (12).

It is not an unprimeable number, because it can be changed into a prime (12826951) 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, 534445 + ... + 534468.

Almost surely, 212826956 is an apocalyptic number.

It is an amenable number.

12826956 is an abundant number, since it is smaller than the sum of its proper divisors (17102636).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

12826956 is a wasteful number, since it uses less digits than its factorization.

12826956 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1068920 (or 1068918 counting only the distinct ones).

The product of its digits is 51840, while the sum is 39.

The square root of 12826956 is about 3581.4739982303. The cubic root of 12826956 is about 234.0855118839.

The spelling of 12826956 in words is "twelve million, eight hundred twenty-six thousand, nine hundred fifty-six".

Divisors: 1 2 3 4 6 12 1068913 2137826 3206739 4275652 6413478 12826956