Base | Representation |
---|---|
bin | 100111101010… |
… | …0011001111100 |
3 | 1110010101120111 |
4 | 1033110121330 |
5 | 20310333311 |
6 | 2021355404 |
7 | 341510602 |
oct | 117243174 |
9 | 43111514 |
10 | 20792956 |
11 | 10812068 |
12 | 6b68b64 |
13 | 4400332 |
14 | 2a93872 |
15 | 1c5ad21 |
hex | 13d467c |
20792956 has 12 divisors (see below), whose sum is σ = 36573768. Its totient is φ = 10343312.
The previous prime is 20792939. The next prime is 20792963. The reversal of 20792956 is 65929702.
It is a happy number.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12406 + ... + 13981.
It is an arithmetic number, because the mean of its divisors is an integer number (3047814).
Almost surely, 220792956 is an apocalyptic number.
It is an amenable number.
20792956 is a deficient number, since it is larger than the sum of its proper divisors (15780812).
20792956 is a wasteful number, since it uses less digits than its factorization.
20792956 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 26588 (or 26586 counting only the distinct ones).
The product of its (nonzero) digits is 68040, while the sum is 40.
The square root of 20792956 is about 4559.9293854182. The cubic root of 20792956 is about 274.9827250856.
The spelling of 20792956 in words is "twenty million, seven hundred ninety-two thousand, nine hundred fifty-six".
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