Base | Representation |
---|---|
bin | 1101011101111000001… |
… | …1111111000000001100 |
3 | 211010011210111110221022 |
4 | 3113132003333000030 |
5 | 12242310331300012 |
6 | 254141303053312 |
7 | 22500200542541 |
oct | 3273603770014 |
9 | 733153443838 |
10 | 231358853132 |
11 | 8a13404a750 |
12 | 38a09741238 |
13 | 18a81087184 |
14 | b2aabaabc8 |
15 | 6041516472 |
hex | 35de0ff00c |
231358853132 has 12 divisors (see below), whose sum is σ = 441685083336. Its totient is φ = 105163115040.
The previous prime is 231358853111. The next prime is 231358853147.
231358853132 is nontrivially palindromic in base 10.
It is a Harshad number since it is a multiple of its sum of digits (44), and also a Moran number because the ratio is a prime number: 5258155753 = 231358853132 / (2 + 3 + 1 + 3 + 5 + 8 + 8 + 5 + 3 + 1 + 3 + 2).
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, 2629077833 + ... + 2629077920.
It is an arithmetic number, because the mean of its divisors is an integer number (36807090278).
Almost surely, 2231358853132 is an apocalyptic number.
231358853132 is a gapful number since it is divisible by the number (22) formed by its first and last digit.
It is an amenable number.
231358853132 is a deficient number, since it is larger than the sum of its proper divisors (210326230204).
231358853132 is a wasteful number, since it uses less digits than its factorization.
231358853132 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 5258155768 (or 5258155766 counting only the distinct ones).
The product of its digits is 518400, while the sum is 44.
The spelling of 231358853132 in words is "two hundred thirty-one billion, three hundred fifty-eight million, eight hundred fifty-three thousand, one hundred thirty-two".
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