Base | Representation |
---|---|
bin | 1001000110011110011101… |
… | …11111101001101110110000 |
3 | 2121212021220221021022112112 |
4 | 10203033032333221232300 |
5 | 10110401102202041220 |
6 | 110322102321344452 |
7 | 4133641526141630 |
oct | 443171677515660 |
9 | 77767827238475 |
10 | 20013725424560 |
11 | 641685627771a |
12 | 22b2964198128 |
13 | b22394a5732a |
14 | 4d295309c6c0 |
15 | 24a909d2d5c5 |
hex | 1233cefe9bb0 |
20013725424560 has 40 divisors (see below), whose sum is σ = 53179327558176. Its totient is φ = 6861848716800.
The previous prime is 20013725424521. The next prime is 20013725424599. The reversal of 20013725424560 is 6542452731002.
It is an interprime number because it is at equal distance from previous prime (20013725424521) and next prime (20013725424599).
It is a tau number, because it is divible by the number of its divisors (40).
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, 17869397141 + ... + 17869398260.
Almost surely, 220013725424560 is an apocalyptic number.
20013725424560 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
20013725424560 is an abundant number, since it is smaller than the sum of its proper divisors (33165602133616).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
20013725424560 is a wasteful number, since it uses less digits than its factorization.
20013725424560 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 35738795421 (or 35738795415 counting only the distinct ones).
The product of its (nonzero) digits is 403200, while the sum is 41.
The spelling of 20013725424560 in words is "twenty trillion, thirteen billion, seven hundred twenty-five million, four hundred twenty-four thousand, five hundred sixty".
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