Base | Representation |
---|---|
bin | 110100000000101010… |
… | …010110111101001011 |
3 | 12100010222111102120122 |
4 | 310000222112331023 |
5 | 1403332443211143 |
6 | 41353302413455 |
7 | 4014623303306 |
oct | 640052267513 |
9 | 170128442518 |
10 | 55845678923 |
11 | 21758480161 |
12 | a9a673128b |
13 | 535cb85b38 |
14 | 29bac4bb3d |
15 | 16bcb97c68 |
hex | d00a96f4b |
55845678923 has 2 divisors, whose sum is σ = 55845678924. Its totient is φ = 55845678922.
The previous prime is 55845678899. The next prime is 55845678949. The reversal of 55845678923 is 32987654855.
It is a weak prime.
It is a cyclic number.
It is not a de Polignac number, because 55845678923 - 26 = 55845678859 is a prime.
It is not a weakly prime, because it can be changed into another prime (55845678523) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27922839461 + 27922839462.
It is an arithmetic number, because the mean of its divisors is an integer number (27922839462).
Almost surely, 255845678923 is an apocalyptic number.
55845678923 is a deficient number, since it is larger than the sum of its proper divisors (1).
55845678923 is an equidigital number, since it uses as much as digits as its factorization.
55845678923 is an odious number, because the sum of its binary digits is odd.
The product of its digits is 72576000, while the sum is 62.
The spelling of 55845678923 in words is "fifty-five billion, eight hundred forty-five million, six hundred seventy-eight thousand, nine hundred twenty-three".
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