Base | Representation |
---|---|
bin | 10010110010110001… |
… | …111110111111000100 |
3 | 1221002022221111111010 |
4 | 102302301332333010 |
5 | 312311401113201 |
6 | 13134212442220 |
7 | 1313030235021 |
oct | 226261767704 |
9 | 57068844433 |
10 | 20179316676 |
11 | 8615775322 |
12 | 3ab2019370 |
13 | 1b9789c78c |
14 | d96042548 |
15 | 7d188bbd6 |
hex | 4b2c7efc4 |
20179316676 has 48 divisors (see below), whose sum is σ = 49864925376. Its totient is φ = 6329478144.
The previous prime is 20179316653. The next prime is 20179316699. The reversal of 20179316676 is 67661397102.
It is a happy number.
It is an interprime number because it is at equal distance from previous prime (20179316653) and next prime (20179316699).
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1735755 + ... + 1747341.
It is an arithmetic number, because the mean of its divisors is an integer number (1038852612).
Almost surely, 220179316676 is an apocalyptic number.
It is an amenable number.
20179316676 is an abundant number, since it is smaller than the sum of its proper divisors (29685608700).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
20179316676 is a wasteful number, since it uses less digits than its factorization.
20179316676 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 20148 (or 20146 counting only the distinct ones).
The product of its (nonzero) digits is 571536, while the sum is 48.
The spelling of 20179316676 in words is "twenty billion, one hundred seventy-nine million, three hundred sixteen thousand, six hundred seventy-six".
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