Base | Representation |
---|---|
bin | 100101010100010100… |
… | …0001000111101001111 |
3 | 21122211222201220121011 |
4 | 1022220220020331033 |
5 | 2303110424143223 |
6 | 100452022150051 |
7 | 5534623030240 |
oct | 1125050107517 |
9 | 248758656534 |
10 | 80138506063 |
11 | 30a94108800 |
12 | 13646282327 |
13 | 7731a3b175 |
14 | 3c43310cc7 |
15 | 214072c80d |
hex | 12a8a08f4f |
80138506063 has 54 divisors (see below), whose sum is σ = 102858466424. Its totient is φ = 61116686400.
The previous prime is 80138506031. The next prime is 80138506067. The reversal of 80138506063 is 36060583108.
It is not a de Polignac number, because 80138506063 - 25 = 80138506031 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (80138506067) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 53 ways as a sum of consecutive naturals, for example, 584952531 + ... + 584952667.
Almost surely, 280138506063 is an apocalyptic number.
80138506063 is a deficient number, since it is larger than the sum of its proper divisors (22719960361).
80138506063 is an equidigital number, since it uses as much as digits as its factorization.
80138506063 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 445 (or 226 counting only the distinct ones).
The product of its (nonzero) digits is 103680, while the sum is 40.
The spelling of 80138506063 in words is "eighty billion, one hundred thirty-eight million, five hundred six thousand, sixty-three".
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