Base | Representation |
---|---|
bin | 1111010111010110110011… |
… | …1100110001010101000001 |
3 | 2012211001012022202121122012 |
4 | 3311311230330301111001 |
5 | 4203242234131321220 |
6 | 55532544413222305 |
7 | 3362355303514604 |
oct | 365655474612501 |
9 | 65731168677565 |
10 | 16893934245185 |
11 | 542374a503958 |
12 | 1a8a1a8491995 |
13 | 95712539518a |
14 | 42595689a33b |
15 | 1e46b3b31ac5 |
hex | f5d6cf31541 |
16893934245185 has 16 divisors (see below), whose sum is σ = 20375463454416. Its totient is φ = 13446775799808.
The previous prime is 16893934245163. The next prime is 16893934245191. The reversal of 16893934245185 is 58154243939861.
It can be written as a sum of positive squares in 8 ways, for example, as 150321370369 + 16743612874816 = 387713^2 + 4091896^2 .
It is a cyclic number.
It is not a de Polignac number, because 16893934245185 - 218 = 16893933983041 is a prime.
It is a Duffinian 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, 6610244 + ... + 8802453.
It is an arithmetic number, because the mean of its divisors is an integer number (1273466465901).
Almost surely, 216893934245185 is an apocalyptic number.
It is an amenable number.
16893934245185 is a deficient number, since it is larger than the sum of its proper divisors (3481529209231).
16893934245185 is a wasteful number, since it uses less digits than its factorization.
16893934245185 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 15413812.
The product of its digits is 223948800, while the sum is 68.
The spelling of 16893934245185 in words is "sixteen trillion, eight hundred ninety-three billion, nine hundred thirty-four million, two hundred forty-five thousand, one hundred eighty-five".
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