Base | Representation |
---|---|
bin | 110100101100011100… |
… | …000000110110001001 |
3 | 12102001011110200122021 |
4 | 310230130000312021 |
5 | 1411334002201344 |
6 | 41554220124441 |
7 | 4042052022655 |
oct | 645434006611 |
9 | 172034420567 |
10 | 56580115849 |
11 | 21aa5000524 |
12 | ab70696721 |
13 | 54490918ba |
14 | 2a4a5cba65 |
15 | 17123bdb84 |
hex | d2c700d89 |
56580115849 has 2 divisors, whose sum is σ = 56580115850. Its totient is φ = 56580115848.
The previous prime is 56580115793. The next prime is 56580115859. The reversal of 56580115849 is 94851108565.
It is a happy number.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 37010064400 + 19570051449 = 192380^2 + 139893^2 .
It is a cyclic number.
It is not a de Polignac number, because 56580115849 - 229 = 56043244937 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 56580115796 and 56580115805.
It is not a weakly prime, because it can be changed into another prime (56580115859) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28290057924 + 28290057925.
It is an arithmetic number, because the mean of its divisors is an integer number (28290057925).
Almost surely, 256580115849 is an apocalyptic number.
It is an amenable number.
56580115849 is a deficient number, since it is larger than the sum of its proper divisors (1).
56580115849 is an equidigital number, since it uses as much as digits as its factorization.
56580115849 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 1728000, while the sum is 52.
The spelling of 56580115849 in words is "fifty-six billion, five hundred eighty million, one hundred fifteen thousand, eight hundred forty-nine".
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