Base | Representation |
---|---|
bin | 10011011111100100… |
… | …111111010001111100 |
3 | 2000000201011010001001 |
4 | 103133210333101330 |
5 | 320331301302412 |
6 | 13340541300044 |
7 | 1340454404362 |
oct | 233744772174 |
9 | 60021133031 |
10 | 20930884732 |
11 | 8970a3654a |
12 | 4081864624 |
13 | 1c874c5bc4 |
14 | 1027ba1632 |
15 | 827848957 |
hex | 4df93f47c |
20930884732 has 24 divisors (see below), whose sum is σ = 37384847360. Its totient is φ = 10251586800.
The previous prime is 20930884717. The next prime is 20930884757. The reversal of 20930884732 is 23748803902.
It is a congruent number.
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, 220644 + ... + 300907.
Almost surely, 220930884732 is an apocalyptic number.
It is an amenable number.
20930884732 is a deficient number, since it is larger than the sum of its proper divisors (16453962628).
20930884732 is a wasteful number, since it uses less digits than its factorization.
20930884732 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 521761 (or 521759 counting only the distinct ones).
The product of its (nonzero) digits is 580608, while the sum is 46.
The spelling of 20930884732 in words is "twenty billion, nine hundred thirty million, eight hundred eighty-four thousand, seven hundred thirty-two".
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