Base | Representation |
---|---|
bin | 10010111010110011… |
… | …010001111100000000 |
3 | 1221102201010201200020 |
4 | 102322303101330000 |
5 | 313100322433201 |
6 | 13155420453440 |
7 | 1316253036651 |
oct | 227263217400 |
9 | 57381121606 |
10 | 20313874176 |
11 | 868471a372 |
12 | 3b2b0aa280 |
13 | 1bb97227bb |
14 | da9c6b528 |
15 | 7dd5baa36 |
hex | 4bacd1f00 |
20313874176 has 72 divisors (see below), whose sum is σ = 54716081280. Its totient is φ = 6689688576.
The previous prime is 20313874123. The next prime is 20313874193. The reversal of 20313874176 is 67147831302.
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, 95596 + ... + 223083.
Almost surely, 220313874176 is an apocalyptic number.
It is an amenable number.
20313874176 is an abundant number, since it is smaller than the sum of its proper divisors (34402207104).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
20313874176 is an equidigital number, since it uses as much as digits as its factorization.
20313874176 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 318781 (or 318767 counting only the distinct ones).
The product of its (nonzero) digits is 169344, while the sum is 42.
The spelling of 20313874176 in words is "twenty billion, three hundred thirteen million, eight hundred seventy-four thousand, one hundred seventy-six".
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