Base | Representation |
---|---|
bin | 1101011001001… |
… | …1100100001011 |
3 | 10220201012001001 |
4 | 3112103210023 |
5 | 103340211310 |
6 | 5324035431 |
7 | 1251341020 |
oct | 326234413 |
9 | 126635031 |
10 | 56178955 |
11 | 29791098 |
12 | 16992b77 |
13 | b83c9b1 |
14 | 7665547 |
15 | 4dea93a |
hex | 359390b |
56178955 has 16 divisors (see below), whose sum is σ = 77209344. Its totient is φ = 38440800.
The previous prime is 56178943. The next prime is 56179001. The reversal of 56178955 is 55987165.
56178955 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 56178955 - 25 = 56178923 is a prime.
It is a Duffinian number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 18280 + ... + 21130.
It is an arithmetic number, because the mean of its divisors is an integer number (4825584).
Almost surely, 256178955 is an apocalyptic number.
56178955 is a deficient number, since it is larger than the sum of its proper divisors (21030389).
56178955 is a wasteful number, since it uses less digits than its factorization.
56178955 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3426.
The product of its digits is 378000, while the sum is 46.
The square root of 56178955 is about 7495.2621701979. The cubic root of 56178955 is about 382.9933372623.
The spelling of 56178955 in words is "fifty-six million, one hundred seventy-eight thousand, nine hundred fifty-five".
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