Base | Representation |
---|---|
bin | 10010101110010100… |
… | …101111011111011111 |
3 | 1220220010020120011011 |
4 | 102232110233133133 |
5 | 312133230322200 |
6 | 13122542040051 |
7 | 1311131534404 |
oct | 225624573737 |
9 | 56803216134 |
10 | 20104542175 |
11 | 8587543113 |
12 | 3a90b79027 |
13 | 1b8524ba03 |
14 | d8a13a2ab |
15 | 7ca01b5ba |
hex | 4ae52f7df |
20104542175 has 24 divisors (see below), whose sum is σ = 25885396800. Its totient is φ = 15471146880.
The previous prime is 20104542163. The next prime is 20104542191. The reversal of 20104542175 is 57124540102.
It is not a de Polignac number, because 20104542175 - 27 = 20104542047 is a prime.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 143482 + ... + 246568.
It is an arithmetic number, because the mean of its divisors is an integer number (1078558200).
Almost surely, 220104542175 is an apocalyptic number.
20104542175 is a gapful number since it is divisible by the number (25) formed by its first and last digit.
20104542175 is a deficient number, since it is larger than the sum of its proper divisors (5780854625).
20104542175 is a wasteful number, since it uses less digits than its factorization.
20104542175 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 103395 (or 103390 counting only the distinct ones).
The product of its (nonzero) digits is 11200, while the sum is 31.
The spelling of 20104542175 in words is "twenty billion, one hundred four million, five hundred forty-two thousand, one hundred seventy-five".
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