Base | Representation |
---|---|
bin | 10010111111001110… |
… | …110001111111001100 |
3 | 1221121212222110211210 |
4 | 102333032301333030 |
5 | 313223334122304 |
6 | 13211033414420 |
7 | 1321144526412 |
oct | 227716617714 |
9 | 57555873753 |
10 | 20388192204 |
11 | 871266a626 |
12 | 3b4bb6a410 |
13 | 1bcbc43873 |
14 | db5a952b2 |
15 | 7e4d9ac89 |
hex | 4bf3b1fcc |
20388192204 has 24 divisors (see below), whose sum is σ = 47580784048. Its totient is φ = 6794873280.
The previous prime is 20388192113. The next prime is 20388192217. The reversal of 20388192204 is 40229188302.
It is a super-3 number, since 3×203881922043 (a number of 32 digits) contains 333 as substring.
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, 76087 + ... + 215790.
Almost surely, 220388192204 is an apocalyptic number.
It is an amenable number.
20388192204 is an abundant number, since it is smaller than the sum of its proper divisors (27192591844).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
20388192204 is a wasteful number, since it uses less digits than its factorization.
20388192204 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 297705 (or 297703 counting only the distinct ones).
The product of its (nonzero) digits is 55296, while the sum is 39.
The spelling of 20388192204 in words is "twenty billion, three hundred eighty-eight million, one hundred ninety-two thousand, two hundred four".
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