Base | Representation |
---|---|
bin | 110100101001011011011010… |
… | …011110110111100111001010 |
3 | 1010100211112000201121020212001 |
4 | 310221123122132313213022 |
5 | 220322114340211440204 |
6 | 2140242244430541214 |
7 | 66525412454101240 |
oct | 6451333236674712 |
9 | 1110745021536761 |
10 | 231545352452554 |
11 | 678609180a2638 |
12 | 21b7705a06780a |
13 | 9c2782ca5a16a |
14 | 4126bd7a14790 |
15 | 1bb805ca714a4 |
hex | d296da7b79ca |
231545352452554 has 32 divisors (see below), whose sum is σ = 406617590074752. Its totient is φ = 96813063648000.
The previous prime is 231545352452543. The next prime is 231545352452597. The reversal of 231545352452554 is 455254253545132.
It is a super-2 number, since 2×2315453524525542 (a number of 30 digits) contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 231545352452495 and 231545352452504.
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, 255489094 + ... + 256393774.
It is an arithmetic number, because the mean of its divisors is an integer number (12706799689836).
Almost surely, 2231545352452554 is an apocalyptic number.
231545352452554 is a deficient number, since it is larger than the sum of its proper divisors (175072237622198).
231545352452554 is a wasteful number, since it uses less digits than its factorization.
231545352452554 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1350622.
The product of its digits is 72000000, while the sum is 55.
The spelling of 231545352452554 in words is "two hundred thirty-one trillion, five hundred forty-five billion, three hundred fifty-two million, four hundred fifty-two thousand, five hundred fifty-four".
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