Base | Representation |
---|---|
bin | 1001100001000001101111… |
… | …01111000000110100110100 |
3 | 2202002111201000102222010002 |
4 | 10300200313233000310310 |
5 | 10220322440012042030 |
6 | 112301140125050432 |
7 | 4256566114640363 |
oct | 460406757006464 |
9 | 82074630388102 |
10 | 20926015737140 |
11 | 6738745386238 |
12 | 241b7283b6a18 |
13 | b8a412863537 |
14 | 524b788737da |
15 | 264501324245 |
hex | 130837bc0d34 |
20926015737140 has 48 divisors (see below), whose sum is σ = 45877871249280. Its totient is φ = 8002529208960.
The previous prime is 20926015737101. The next prime is 20926015737199. The reversal of 20926015737140 is 4173751062902.
It is a congruent number.
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, 10276946 + ... + 12143625.
It is an arithmetic number, because the mean of its divisors is an integer number (955788984360).
Almost surely, 220926015737140 is an apocalyptic number.
20926015737140 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
20926015737140 is an abundant number, since it is smaller than the sum of its proper divisors (24951855512140).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
20926015737140 is a wasteful number, since it uses less digits than its factorization.
20926015737140 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 22422632 (or 22422630 counting only the distinct ones).
The product of its (nonzero) digits is 635040, while the sum is 47.
The spelling of 20926015737140 in words is "twenty trillion, nine hundred twenty-six billion, fifteen million, seven hundred thirty-seven thousand, one hundred forty".
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