Base | Representation |
---|---|
bin | 110100111000100101… |
… | …111001000010111101 |
3 | 12102120101011200220211 |
4 | 310320211321002331 |
5 | 1412243203010213 |
6 | 42030342512421 |
7 | 4050106210336 |
oct | 647045710275 |
9 | 172511150824 |
10 | 56784031933 |
11 | 2209a118712 |
12 | b008a35711 |
13 | 547c3ba4c5 |
14 | 2a6970d28d |
15 | 172524d53d |
hex | d389790bd |
56784031933 has 2 divisors, whose sum is σ = 56784031934. Its totient is φ = 56784031932.
The previous prime is 56784031903. The next prime is 56784031951. The reversal of 56784031933 is 33913048765.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 44587700964 + 12196330969 = 211158^2 + 110437^2 .
It is a cyclic number.
It is not a de Polignac number, because 56784031933 - 225 = 56750477501 is a prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (56784031903) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28392015966 + 28392015967.
It is an arithmetic number, because the mean of its divisors is an integer number (28392015967).
Almost surely, 256784031933 is an apocalyptic number.
It is an amenable number.
56784031933 is a deficient number, since it is larger than the sum of its proper divisors (1).
56784031933 is an equidigital number, since it uses as much as digits as its factorization.
56784031933 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 1632960, while the sum is 49.
The spelling of 56784031933 in words is "fifty-six billion, seven hundred eighty-four million, thirty-one thousand, nine hundred thirty-three".
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