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256062012 = 223191123079
BaseRepresentation
bin11110100001100…
…11001000111100
3122211211022001020
433100303020330
51011022441022
641224144140
76226330323
oct1720631074
9584738036
10256062012
111215a41a8
1271908050
13410859ab
14260170ba
151773035c
hexf43323c

256062012 has 24 divisors (see below), whose sum is σ = 628924800. Its totient is φ = 80861616.

The previous prime is 256062011. The next prime is 256062019. The reversal of 256062012 is 210260652.

256062012 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (256062011) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 561312 + ... + 561767.

It is an arithmetic number, because the mean of its divisors is an integer number (26205200).

Almost surely, 2256062012 is an apocalyptic number.

It is an amenable number.

256062012 is an abundant number, since it is smaller than the sum of its proper divisors (372862788).

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

256062012 is a wasteful number, since it uses less digits than its factorization.

256062012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1123105 (or 1123103 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 24.

The square root of 256062012 is about 16001.9377576592. The cubic root of 256062012 is about 635.0116863950.

The spelling of 256062012 in words is "two hundred fifty-six million, sixty-two thousand, twelve".

Divisors: 1 2 3 4 6 12 19 38 57 76 114 228 1123079 2246158 3369237 4492316 6738474 13476948 21338501 42677002 64015503 85354004 128031006 256062012