Base | Representation |
---|---|
bin | 110100100111010100… |
… | …001010001101011101 |
3 | 12101211011202020102201 |
4 | 310213110022031131 |
5 | 1411200001432343 |
6 | 41541510051501 |
7 | 4036656346552 |
oct | 644724121535 |
9 | 171734666381 |
10 | 56494170973 |
11 | 21a605398a9 |
12 | ab47949b91 |
13 | 543432c646 |
14 | 2a3d018a29 |
15 | 1709a9394d |
hex | d2750a35d |
56494170973 has 2 divisors, whose sum is σ = 56494170974. Its totient is φ = 56494170972.
The previous prime is 56494170919. The next prime is 56494171001. The reversal of 56494170973 is 37907149465.
56494170973 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 31420398564 + 25073772409 = 177258^2 + 158347^2 .
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-56494170973 is a prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (56494170913) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28247085486 + 28247085487.
It is an arithmetic number, because the mean of its divisors is an integer number (28247085487).
Almost surely, 256494170973 is an apocalyptic number.
It is an amenable number.
56494170973 is a deficient number, since it is larger than the sum of its proper divisors (1).
56494170973 is an equidigital number, since it uses as much as digits as its factorization.
56494170973 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 5715360, while the sum is 55.
The spelling of 56494170973 in words is "fifty-six billion, four hundred ninety-four million, one hundred seventy thousand, nine hundred seventy-three".
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