Base | Representation |
---|---|
bin | 1101010000110… |
… | …0111011000001 |
3 | 10212200011112012 |
4 | 3110030323001 |
5 | 103220034312 |
6 | 5304142305 |
7 | 1243553114 |
oct | 324147301 |
9 | 125604465 |
10 | 55627457 |
11 | 29444806 |
12 | 16767995 |
13 | b6a8972 |
14 | 756057b |
15 | 4d3c322 |
hex | 350cec1 |
55627457 has 2 divisors, whose sum is σ = 55627458. Its totient is φ = 55627456.
The previous prime is 55627441. The next prime is 55627469. The reversal of 55627457 is 75472655.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 41422096 + 14205361 = 6436^2 + 3769^2 .
It is a cyclic number.
It is not a de Polignac number, because 55627457 - 24 = 55627441 is a prime.
It is not a weakly prime, because it can be changed into another prime (55627427) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27813728 + 27813729.
It is an arithmetic number, because the mean of its divisors is an integer number (27813729).
Almost surely, 255627457 is an apocalyptic number.
It is an amenable number.
55627457 is a deficient number, since it is larger than the sum of its proper divisors (1).
55627457 is an equidigital number, since it uses as much as digits as its factorization.
55627457 is an evil number, because the sum of its binary digits is even.
The product of its digits is 294000, while the sum is 41.
The square root of 55627457 is about 7458.3816609235. The cubic root of 55627457 is about 381.7359564349.
The spelling of 55627457 in words is "fifty-five million, six hundred twenty-seven thousand, four hundred fifty-seven".
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