Base | Representation |
---|---|
bin | 11101001010100110… |
… | …110100110001000111 |
3 | 2222211111110010122112 |
4 | 131022212310301013 |
5 | 1003114003301123 |
6 | 22215300251235 |
7 | 2156023353263 |
oct | 351246646107 |
9 | 88744403575 |
10 | 31316462663 |
11 | 12310365a02 |
12 | 609b9a0b1b |
13 | 2c510453a5 |
14 | 17312130a3 |
15 | c344bbd78 |
hex | 74a9b4c47 |
31316462663 has 16 divisors (see below), whose sum is σ = 34410470400. Its totient is φ = 28388543040.
The previous prime is 31316462633. The next prime is 31316462719. The reversal of 31316462663 is 36626461313.
It is a happy number.
It is a cyclic number.
It is not a de Polignac number, because 31316462663 - 214 = 31316446279 is a prime.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 31316462663.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (31316462623) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 246281 + ... + 351122.
It is an arithmetic number, because the mean of its divisors is an integer number (2150654400).
Almost surely, 231316462663 is an apocalyptic number.
31316462663 is a deficient number, since it is larger than the sum of its proper divisors (3094007737).
31316462663 is a wasteful number, since it uses less digits than its factorization.
31316462663 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 597542.
The product of its digits is 279936, while the sum is 41.
The spelling of 31316462663 in words is "thirty-one billion, three hundred sixteen million, four hundred sixty-two thousand, six hundred sixty-three".
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