Base | Representation |
---|---|
bin | 100111010110… |
… | …0110001000000 |
3 | 1102211010212000 |
4 | 1032230301000 |
5 | 20240134332 |
6 | 2014104000 |
7 | 340233333 |
oct | 116546100 |
9 | 42733760 |
10 | 20630592 |
11 | 10711084 |
12 | 6aab000 |
13 | 4374468 |
14 | 2a5061a |
15 | 1c27b7c |
hex | 13acc40 |
20630592 has 56 divisors (see below), whose sum is σ = 60655200. Its totient is φ = 6876288.
The previous prime is 20630587. The next prime is 20630611. The reversal of 20630592 is 29503602.
20630592 is a `hidden beast` number, since 20 + 630 + 5 + 9 + 2 = 666.
It is a Harshad number since it is a multiple of its sum of digits (27).
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, 4242 + ... + 7697.
Almost surely, 220630592 is an apocalyptic number.
It is an amenable number.
20630592 is an abundant number, since it is smaller than the sum of its proper divisors (40024608).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
20630592 is a wasteful number, since it uses less digits than its factorization.
20630592 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 11960 (or 11944 counting only the distinct ones).
The product of its (nonzero) digits is 3240, while the sum is 27.
The square root of 20630592 is about 4542.0911483589. The cubic root of 20630592 is about 274.2651100594.
The spelling of 20630592 in words is "twenty million, six hundred thirty thousand, five hundred ninety-two".
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