Base | Representation |
---|---|
bin | 1101001000100… |
… | …0101111100001 |
3 | 10211122122212001 |
4 | 3102020233201 |
5 | 103100223144 |
6 | 5244404001 |
7 | 1236136504 |
oct | 322105741 |
9 | 124578761 |
10 | 55086049 |
11 | 29104a67 |
12 | 16546601 |
13 | b5493c5 |
14 | 745d13b |
15 | 4c81bd4 |
hex | 3488be1 |
55086049 has 2 divisors, whose sum is σ = 55086050. Its totient is φ = 55086048.
The previous prime is 55086023. The next prime is 55086067. The reversal of 55086049 is 94068055.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 53919649 + 1166400 = 7343^2 + 1080^2 .
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-55086049 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 55085999 and 55086017.
It is not a weakly prime, because it can be changed into another prime (55086649) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27543024 + 27543025.
It is an arithmetic number, because the mean of its divisors is an integer number (27543025).
Almost surely, 255086049 is an apocalyptic number.
It is an amenable number.
55086049 is a deficient number, since it is larger than the sum of its proper divisors (1).
55086049 is an equidigital number, since it uses as much as digits as its factorization.
55086049 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 43200, while the sum is 37.
The square root of 55086049 is about 7421.9976421446. The cubic root of 55086049 is about 380.4934701644.
The spelling of 55086049 in words is "fifty-five million, eighty-six thousand, forty-nine".
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