Base | Representation |
---|---|
bin | 11000010011000110… |
… | …01000010100010001 |
3 | 1020200010200001011202 |
4 | 30021203020110101 |
5 | 203204021342222 |
6 | 5554241520545 |
7 | 641161366553 |
oct | 141143102421 |
9 | 36603601152 |
10 | 13045105937 |
11 | 5594693196 |
12 | 2640943155 |
13 | 12cb8355c6 |
14 | 8ba74b4d3 |
15 | 5153b1892 |
hex | 3098c8511 |
13045105937 has 16 divisors (see below), whose sum is σ = 14431872000. Its totient is φ = 11736095184.
The previous prime is 13045105921. The next prime is 13045105943. The reversal of 13045105937 is 73950154031.
It is not a de Polignac number, because 13045105937 - 24 = 13045105921 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 13045105937.
It is not an unprimeable number, because it can be changed into a prime (13045105837) 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, 46637 + ... + 168122.
It is an arithmetic number, because the mean of its divisors is an integer number (901992000).
Almost surely, 213045105937 is an apocalyptic number.
It is an amenable number.
13045105937 is a deficient number, since it is larger than the sum of its proper divisors (1386766063).
13045105937 is a wasteful number, since it uses less digits than its factorization.
13045105937 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 214940.
The product of its (nonzero) digits is 56700, while the sum is 38.
Adding to 13045105937 its reverse (73950154031), we get a palindrome (86995259968).
The spelling of 13045105937 in words is "thirteen billion, forty-five million, one hundred five thousand, nine hundred thirty-seven".
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