Base | Representation |
---|---|
bin | 10010111101011000… |
… | …101110110100100100 |
3 | 1221112201202020222010 |
4 | 102331120232310210 |
5 | 313142423334434 |
6 | 13204010234220 |
7 | 1320320511066 |
oct | 227530566444 |
9 | 57481666863 |
10 | 20357246244 |
11 | 86a7153455 |
12 | 3b41725970 |
13 | 1bc56ca14a |
14 | db191b736 |
15 | 7e22d69e9 |
hex | 4bd62ed24 |
20357246244 has 12 divisors (see below), whose sum is σ = 47500241264. Its totient is φ = 6785748744.
The previous prime is 20357246227. The next prime is 20357246263. The reversal of 20357246244 is 44264275302.
It is a tau number, because it is divible by the number of its divisors (12).
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 848218582 + ... + 848218605.
Almost surely, 220357246244 is an apocalyptic number.
It is an amenable number.
20357246244 is an abundant number, since it is smaller than the sum of its proper divisors (27142995020).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
20357246244 is a wasteful number, since it uses less digits than its factorization.
20357246244 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1696437194 (or 1696437192 counting only the distinct ones).
The product of its (nonzero) digits is 322560, while the sum is 39.
The spelling of 20357246244 in words is "twenty billion, three hundred fifty-seven million, two hundred forty-six thousand, two hundred forty-four".
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