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231453464354132 = 22440913123920637
BaseRepresentation
bin110100101000000101110101…
…100001100101110101010100
31010100111201211212221012121112
4310220011311201211311110
5220314113143333313012
62140132130442034152
766515650420124456
oct6450056541456524
91110451755835545
10231453464354132
1167825954715229
1221b61294aa8958
139c1bc77a105a7
14412259c06a2d6
151bb5980a88122
hexd28175865d54

231453464354132 has 12 divisors (see below), whose sum is σ = 405135430095060. Its totient is φ = 115700484326976.

The previous prime is 231453464354107. The next prime is 231453464354191.

231453464354132 is nontrivially palindromic in base 10.

It can be written as a sum of positive squares in 2 ways, for example, as 15060950152336 + 216392514201796 = 3880844^2 + 14710286^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6561942683 + ... + 6561977954.

It is an arithmetic number, because the mean of its divisors is an integer number (33761285841255).

Almost surely, 2231453464354132 is an apocalyptic number.

It is an amenable number.

231453464354132 is a deficient number, since it is larger than the sum of its proper divisors (173681965740928).

231453464354132 is a wasteful number, since it uses less digits than its factorization.

231453464354132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13123925050 (or 13123925048 counting only the distinct ones).

The product of its digits is 12441600, while the sum is 50.

The spelling of 231453464354132 in words is "two hundred thirty-one trillion, four hundred fifty-three billion, four hundred sixty-four million, three hundred fifty-four thousand, one hundred thirty-two".

Divisors: 1 2 4 4409 8818 17636 13123920637 26247841274 52495682548 57863366088533 115726732177066 231453464354132