Base | Representation |
---|---|
bin | 10111000011001101000010… |
… | …11011111001010110000101 |
3 | 20122110200121012210201112201 |
4 | 23201212201123321112011 |
5 | 23120431220040122040 |
6 | 255445323042514501 |
7 | 13451026261653112 |
oct | 1341464133712605 |
9 | 218420535721481 |
10 | 50687617504645 |
11 | 15172552726750 |
12 | 5827724665a31 |
13 | 2238a8b705494 |
14 | c734181a5909 |
15 | 5cd77badea9a |
hex | 2e19a16f9585 |
50687617504645 has 16 divisors (see below), whose sum is σ = 66691525177728. Its totient is φ = 36676596322240.
The previous prime is 50687617504637. The next prime is 50687617504691. The reversal of 50687617504645 is 54640571678605.
50687617504645 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is not a de Polignac number, because 50687617504645 - 23 = 50687617504637 is a prime.
It is a congruent number.
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, 2339057809 + ... + 2339079478.
It is an arithmetic number, because the mean of its divisors is an integer number (4168220323608).
Almost surely, 250687617504645 is an apocalyptic number.
50687617504645 is a gapful number since it is divisible by the number (55) formed by its first and last digit.
It is an amenable number.
50687617504645 is a deficient number, since it is larger than the sum of its proper divisors (16003907673083).
50687617504645 is a wasteful number, since it uses less digits than its factorization.
50687617504645 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 4678137500.
The product of its (nonzero) digits is 169344000, while the sum is 64.
The spelling of 50687617504645 in words is "fifty trillion, six hundred eighty-seven billion, six hundred seventeen million, five hundred four thousand, six hundred forty-five".
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