Base | Representation |
---|---|
bin | 11011100101001… |
… | …01100001100001 |
3 | 121010100112201011 |
4 | 31302211201201 |
5 | 433212132310 |
6 | 34542540521 |
7 | 5506365445 |
oct | 1562454141 |
9 | 533315634 |
10 | 231364705 |
11 | 109665800 |
12 | 65597741 |
13 | 38c194c0 |
14 | 22a28825 |
15 | 154a278a |
hex | dca5861 |
231364705 has 48 divisors (see below), whose sum is σ = 343203840. Its totient is φ = 148452480.
The previous prime is 231364699. The next prime is 231364711. The reversal of 231364705 is 507463132.
It is an interprime number because it is at equal distance from previous prime (231364699) and next prime (231364711).
It is not a de Polignac number, because 231364705 - 211 = 231362657 is a prime.
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 47 ways as a sum of consecutive naturals, for example, 180256 + ... + 181534.
It is an arithmetic number, because the mean of its divisors is an integer number (7150080).
Almost surely, 2231364705 is an apocalyptic number.
It is an amenable number.
231364705 is a deficient number, since it is larger than the sum of its proper divisors (111839135).
231364705 is a wasteful number, since it uses less digits than its factorization.
231364705 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1342 (or 1331 counting only the distinct ones).
The product of its (nonzero) digits is 15120, while the sum is 31.
The square root of 231364705 is about 15210.6773353457. The cubic root of 231364705 is about 613.9019824295.
The spelling of 231364705 in words is "two hundred thirty-one million, three hundred sixty-four thousand, seven hundred five".
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