Base | Representation |
---|---|
bin | 110011011101100011… |
… | …011100100001100011 |
3 | 12021121221011101020011 |
4 | 303131203130201203 |
5 | 1401131201223123 |
6 | 41215022025351 |
7 | 3664211616151 |
oct | 633543344143 |
9 | 167557141204 |
10 | 55256664163 |
11 | 21485a456a8 |
12 | a861418257 |
13 | 5297b353ac |
14 | 29629243d1 |
15 | 16860e9e0d |
hex | cdd8dc863 |
55256664163 has 2 divisors, whose sum is σ = 55256664164. Its totient is φ = 55256664162.
The previous prime is 55256664137. The next prime is 55256664179. The reversal of 55256664163 is 36146665255.
It is a strong prime.
It is a cyclic number.
It is not a de Polignac number, because 55256664163 - 25 = 55256664131 is a prime.
It is not a weakly prime, because it can be changed into another prime (55256664193) 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, 27628332081 + 27628332082.
It is an arithmetic number, because the mean of its divisors is an integer number (27628332082).
Almost surely, 255256664163 is an apocalyptic number.
55256664163 is a deficient number, since it is larger than the sum of its proper divisors (1).
55256664163 is an equidigital number, since it uses as much as digits as its factorization.
55256664163 is an odious number, because the sum of its binary digits is odd.
The product of its digits is 3888000, while the sum is 49.
The spelling of 55256664163 in words is "fifty-five billion, two hundred fifty-six million, six hundred sixty-four thousand, one hundred sixty-three".
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