Base | Representation |
---|---|
bin | 1001010100110000101011… |
… | …11001011111000100100011 |
3 | 2200121012210201212020101102 |
4 | 10222120111321133010203 |
5 | 10141421300030341430 |
6 | 111335353424225015 |
7 | 4214255435004431 |
oct | 452302571370443 |
9 | 80535721766342 |
10 | 20504541262115 |
11 | 6595a21a98a19 |
12 | 2371b0146b16b |
13 | b59754224451 |
14 | 50c5d464bd51 |
15 | 258584508345 |
hex | 12a615e5f123 |
20504541262115 has 64 divisors (see below), whose sum is σ = 25951731886080. Its totient is φ = 15522353341440.
The previous prime is 20504541262109. The next prime is 20504541262129. The reversal of 20504541262115 is 51126214540502.
It is not a de Polignac number, because 20504541262115 - 28 = 20504541261859 is a prime.
It is an unprimeable number.
It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 11322219560 + ... + 11322221370.
It is an arithmetic number, because the mean of its divisors is an integer number (405495810720).
Almost surely, 220504541262115 is an apocalyptic number.
20504541262115 is a deficient number, since it is larger than the sum of its proper divisors (5447190623965).
20504541262115 is a wasteful number, since it uses less digits than its factorization.
20504541262115 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4052.
The product of its (nonzero) digits is 96000, while the sum is 38.
The spelling of 20504541262115 in words is "twenty trillion, five hundred four billion, five hundred forty-one million, two hundred sixty-two thousand, one hundred fifteen".
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