Base | Representation |
---|---|
bin | 10010101111000110… |
… | …110000101010010010 |
3 | 1220221000220201102022 |
4 | 102233012300222102 |
5 | 312200104413122 |
6 | 13124131051442 |
7 | 1311351144644 |
oct | 225706605222 |
9 | 56830821368 |
10 | 20117654162 |
11 | 8593989371 |
12 | 3a95440b82 |
13 | 1b87b8cb98 |
14 | d8bb90894 |
15 | 7cb25b642 |
hex | 4af1b0a92 |
20117654162 has 16 divisors (see below), whose sum is σ = 30579379200. Its totient is φ = 9925000800.
The previous prime is 20117654153. The next prime is 20117654173. The reversal of 20117654162 is 26145671102.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 32714 + ... + 203237.
It is an arithmetic number, because the mean of its divisors is an integer number (1911211200).
Almost surely, 220117654162 is an apocalyptic number.
20117654162 is a deficient number, since it is larger than the sum of its proper divisors (10461725038).
20117654162 is a wasteful number, since it uses less digits than its factorization.
20117654162 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 236521.
The product of its (nonzero) digits is 20160, while the sum is 35.
The spelling of 20117654162 in words is "twenty billion, one hundred seventeen million, six hundred fifty-four thousand, one hundred sixty-two".
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