Base | Representation |
---|---|
bin | 10010110001011110… |
… | …110011001110111000 |
3 | 1221000210220122011002 |
4 | 102301132303032320 |
5 | 312240310314314 |
6 | 13132113224132 |
7 | 1312344004301 |
oct | 226136631670 |
9 | 57023818132 |
10 | 20157510584 |
11 | 8604431062 |
12 | 3aa6862048 |
13 | 1b93206273 |
14 | d931a77a8 |
15 | 7ce9d0ade |
hex | 4b17b33b8 |
20157510584 has 16 divisors (see below), whose sum is σ = 37797052920. Its totient is φ = 10078296480.
The previous prime is 20157510509. The next prime is 20157510629. The reversal of 20157510584 is 48501575102.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 194342 + ... + 279434.
Almost surely, 220157510584 is an apocalyptic number.
It is an amenable number.
20157510584 is a deficient number, since it is larger than the sum of its proper divisors (17639542336).
20157510584 is a wasteful number, since it uses less digits than its factorization.
20157510584 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 114710 (or 114706 counting only the distinct ones).
The product of its (nonzero) digits is 56000, while the sum is 38.
The spelling of 20157510584 in words is "twenty billion, one hundred fifty-seven million, five hundred ten thousand, five hundred eighty-four".
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