Base | Representation |
---|---|
bin | 10010101101000100… |
… | …101100001100101010 |
3 | 1220211122202102010110 |
4 | 102231010230030222 |
5 | 312112342312122 |
6 | 13120512155150 |
7 | 1310455263534 |
oct | 225504541452 |
9 | 56748672113 |
10 | 20083557162 |
11 | 857670a829 |
12 | 3a85b38ab6 |
13 | 1b80ab2146 |
14 | d87436854 |
15 | 7c827390c |
hex | 4ad12c32a |
20083557162 has 32 divisors (see below), whose sum is σ = 41200220160. Its totient is φ = 6524349120.
The previous prime is 20083557149. The next prime is 20083557187. The reversal of 20083557162 is 26175538002.
It is a Smith number, since the sum of its digits (39) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.
It is a self number, because there is not a number n which added to its sum of digits gives 20083557162.
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, 211818 + ... + 291605.
It is an arithmetic number, because the mean of its divisors is an integer number (1287506880).
Almost surely, 220083557162 is an apocalyptic number.
20083557162 is an abundant number, since it is smaller than the sum of its proper divisors (21116662998).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
20083557162 is a wasteful number, since it uses less digits than its factorization.
20083557162 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 503598.
The product of its (nonzero) digits is 100800, while the sum is 39.
The spelling of 20083557162 in words is "twenty billion, eighty-three million, five hundred fifty-seven thousand, one hundred sixty-two".
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