Base | Representation |
---|---|
bin | 110100100111000100101011… |
… | …101001010010111011011100 |
3 | 1010100021001021022210020221112 |
4 | 310213010223221102323130 |
5 | 220311441404334230012 |
6 | 2140040040454321152 |
7 | 66510622651520054 |
oct | 6447045351227334 |
9 | 1110231238706845 |
10 | 231383505383132 |
11 | 677a92146a6923 |
12 | 21b4b80b9591b8 |
13 | 9c154a8c2cc6b |
14 | 411d042a94564 |
15 | 1bb3c38d7e122 |
hex | d2712ba52edc |
231383505383132 has 6 divisors (see below), whose sum is σ = 404921134420488. Its totient is φ = 115691752691564.
The previous prime is 231383505383039. The next prime is 231383505383137.
231383505383132 is nontrivially palindromic in base 10.
It is a super-2 number, since 2×2313835053831322 (a number of 30 digits) contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (231383505383137) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28922938172888 + ... + 28922938172895.
It is an arithmetic number, because the mean of its divisors is an integer number (67486855736748).
Almost surely, 2231383505383132 is an apocalyptic number.
It is an amenable number.
231383505383132 is a deficient number, since it is larger than the sum of its proper divisors (173537629037356).
231383505383132 is a wasteful number, since it uses less digits than its factorization.
231383505383132 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 57845876345787 (or 57845876345785 counting only the distinct ones).
The product of its (nonzero) digits is 4665600, while the sum is 50.
The spelling of 231383505383132 in words is "two hundred thirty-one trillion, three hundred eighty-three billion, five hundred five million, three hundred eighty-three thousand, one hundred thirty-two".
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