Base | Representation |
---|---|
bin | 110100111110001100… |
… | …101010010100101111 |
3 | 12102210221010220102201 |
4 | 310332030222110233 |
5 | 1412441242100302 |
6 | 42043542402331 |
7 | 4052330466664 |
oct | 647614522457 |
9 | 172727126381 |
10 | 56878081327 |
11 | 22138215391 |
12 | b0344303a7 |
13 | 5495a29632 |
14 | 2a77dd1a6b |
15 | 172d629c87 |
hex | d3e32a52f |
56878081327 has 32 divisors (see below), whose sum is σ = 61133045760. Its totient is φ = 52835328000.
The previous prime is 56878081241. The next prime is 56878081331. The reversal of 56878081327 is 72318087865.
It is a happy number.
It is a cyclic number.
It is not a de Polignac number, because 56878081327 - 219 = 56877557039 is a prime.
It is a super-2 number, since 2×568780813272 (a number of 22 digits) contains 22 as substring.
It is a Smith number, since the sum of its digits (55) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (56878081367) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 12690927 + ... + 12695407.
It is an arithmetic number, because the mean of its divisors is an integer number (1910407680).
Almost surely, 256878081327 is an apocalyptic number.
56878081327 is a deficient number, since it is larger than the sum of its proper divisors (4254964433).
56878081327 is a wasteful number, since it uses less digits than its factorization.
56878081327 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4735.
The product of its (nonzero) digits is 4515840, while the sum is 55.
The spelling of 56878081327 in words is "fifty-six billion, eight hundred seventy-eight million, eighty-one thousand, three hundred twenty-seven".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.071 sec. • engine limits •