Base | Representation |
---|---|
bin | 11000010001011011… |
… | …01111100101111000 |
3 | 1020122011100000202221 |
4 | 30020231233211320 |
5 | 203141431023112 |
6 | 5553021533424 |
7 | 640631421232 |
oct | 141055574570 |
9 | 36564300687 |
10 | 13031111032 |
11 | 55877a4655 |
12 | 2638114274 |
13 | 12c89755b4 |
14 | 8b8947252 |
15 | 514049e07 |
hex | 308b6f978 |
13031111032 has 32 divisors (see below), whose sum is σ = 24501985200. Its totient is φ = 6497280000.
The previous prime is 13031111021. The next prime is 13031111039. The reversal of 13031111032 is 23011113031.
It is a junction number, because it is equal to n+sod(n) for n = 13031110997 and 13031111015.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (13031111039) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5787907 + ... + 5790157.
Almost surely, 213031111032 is an apocalyptic number.
It is an amenable number.
13031111032 is a deficient number, since it is larger than the sum of its proper divisors (11470874168).
13031111032 is a wasteful number, since it uses less digits than its factorization.
13031111032 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3967 (or 3963 counting only the distinct ones).
The product of its (nonzero) digits is 54, while the sum is 16.
Adding to 13031111032 its reverse (23011113031), we get a palindrome (36042224063).
The spelling of 13031111032 in words is "thirteen billion, thirty-one million, one hundred eleven thousand, thirty-two".
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