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232956136 = 23714927919
BaseRepresentation
bin11011110001010…
…10000011101000
3121020100101202001
431320222003220
5434114044021
635041020344
75526044260
oct1570520350
9536311661
10232956136
1110a552436
12660246b4
133935598a
1422d207a0
15156b9091
hexde2a0e8

232956136 has 32 divisors (see below), whose sum is σ = 502560000. Its totient is φ = 99164736.

The previous prime is 232956127. The next prime is 232956173. The reversal of 232956136 is 631659232.

It is a super-2 number, since 2×2329561362 = 108537122600100992, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 232956095 and 232956104.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5616 + ... + 22303.

It is an arithmetic number, because the mean of its divisors is an integer number (15705000).

Almost surely, 2232956136 is an apocalyptic number.

It is an amenable number.

232956136 is an abundant number, since it is smaller than the sum of its proper divisors (269603864).

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

232956136 is a wasteful number, since it uses less digits than its factorization.

232956136 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28081 (or 28077 counting only the distinct ones).

The product of its digits is 58320, while the sum is 37.

The square root of 232956136 is about 15262.9006417522. The cubic root of 232956136 is about 615.3063325068.

The spelling of 232956136 in words is "two hundred thirty-two million, nine hundred fifty-six thousand, one hundred thirty-six".

Divisors: 1 2 4 7 8 14 28 56 149 298 596 1043 1192 2086 4172 8344 27919 55838 111676 195433 223352 390866 781732 1563464 4159931 8319862 16639724 29119517 33279448 58239034 116478068 232956136