Base | Representation |
---|---|
bin | 10010101110100100… |
… | …101010100110111010 |
3 | 1220220102002122012211 |
4 | 102232210222212322 |
5 | 312140312411344 |
6 | 13123211325334 |
7 | 1311212161360 |
oct | 225644524672 |
9 | 56812078184 |
10 | 20108716474 |
11 | 8589934350 |
12 | 3a9245084a |
13 | 1b86080a02 |
14 | d8a905630 |
15 | 7ca593334 |
hex | 4ae92a9ba |
20108716474 has 32 divisors (see below), whose sum is σ = 37748975616. Its totient is φ = 7804759920.
The previous prime is 20108716469. The next prime is 20108716547. The reversal of 20108716474 is 47461780102.
It is a happy number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 207742 + ... + 288745.
It is an arithmetic number, because the mean of its divisors is an integer number (1179655488).
Almost surely, 220108716474 is an apocalyptic number.
20108716474 is a deficient number, since it is larger than the sum of its proper divisors (17640259142).
20108716474 is a wasteful number, since it uses less digits than its factorization.
20108716474 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 496770.
The product of its (nonzero) digits is 75264, while the sum is 40.
The spelling of 20108716474 in words is "twenty billion, one hundred eight million, seven hundred sixteen thousand, four hundred seventy-four".
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