Base | Representation |
---|---|
bin | 1001010101011000110000… |
… | …01111011111010101001100 |
3 | 2200200021100002112202111111 |
4 | 10222230120033133111030 |
5 | 10142244330141440020 |
6 | 111353312323301404 |
7 | 4215646534230454 |
oct | 452543017372514 |
9 | 80607302482444 |
10 | 20526055421260 |
11 | 65a4062199134 |
12 | 237610651a864 |
13 | b5b7a250b02c |
14 | 50d675a80d64 |
15 | 258de3168d5a |
hex | 12ab183df54c |
20526055421260 has 48 divisors (see below), whose sum is σ = 45748697490720. Its totient is φ = 7709101102080.
The previous prime is 20526055421161. The next prime is 20526055421281. The reversal of 20526055421260 is 6212455062502.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 71556090 + ... + 71842369.
It is an arithmetic number, because the mean of its divisors is an integer number (953097864390).
Almost surely, 220526055421260 is an apocalyptic number.
20526055421260 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
20526055421260 is an abundant number, since it is smaller than the sum of its proper divisors (25222642069460).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
20526055421260 is a wasteful number, since it uses less digits than its factorization.
20526055421260 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 143398906 (or 143398904 counting only the distinct ones).
The product of its (nonzero) digits is 288000, while the sum is 40.
The spelling of 20526055421260 in words is "twenty trillion, five hundred twenty-six billion, fifty-five million, four hundred twenty-one thousand, two hundred sixty".
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