Base | Representation |
---|---|
bin | 101000011111100010… |
… | …0110000110101011011 |
3 | 22022110012222200212012 |
4 | 1100333010300311123 |
5 | 2411042113343011 |
6 | 103540414140135 |
7 | 6165614025362 |
oct | 1207704606533 |
9 | 268405880765 |
10 | 86957559131 |
11 | 33973303253 |
12 | 14a29ab164b |
13 | 827a6cb201 |
14 | 42ccc087d9 |
15 | 23de202a8b |
hex | 143f130d5b |
86957559131 has 4 divisors (see below), whose sum is σ = 88979827992. Its totient is φ = 84935290272.
The previous prime is 86957559127. The next prime is 86957559187. The reversal of 86957559131 is 13195575968.
It is a happy number.
It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is not a de Polignac number, because 86957559131 - 22 = 86957559127 is a prime.
It is a super-2 number, since 2×869575591312 (a number of 23 digits) contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (86957559431) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1011134366 + ... + 1011134451.
It is an arithmetic number, because the mean of its divisors is an integer number (22244956998).
Almost surely, 286957559131 is an apocalyptic number.
86957559131 is a deficient number, since it is larger than the sum of its proper divisors (2022268861).
86957559131 is a wasteful number, since it uses less digits than its factorization.
86957559131 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2022268860.
The product of its digits is 10206000, while the sum is 59.
The spelling of 86957559131 in words is "eighty-six billion, nine hundred fifty-seven million, five hundred fifty-nine thousand, one hundred thirty-one".
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