Base | Representation |
---|---|
bin | 110011110111001101… |
… | …010000110101000011 |
3 | 12022201221000120210202 |
4 | 303313031100311003 |
5 | 1403021341303312 |
6 | 41325434515415 |
7 | 4010656113002 |
oct | 636715206503 |
9 | 168657016722 |
10 | 55687056707 |
11 | 21686989a17 |
12 | a961595b6b |
13 | 5336058539 |
14 | 29a3b5ac39 |
15 | 16adcb39c2 |
hex | cf7350d43 |
55687056707 has 2 divisors, whose sum is σ = 55687056708. Its totient is φ = 55687056706.
The previous prime is 55687056653. The next prime is 55687056713. The reversal of 55687056707 is 70765078655.
It is a strong prime.
It is a cyclic number.
It is not a de Polignac number, because 55687056707 - 212 = 55687052611 is a prime.
It is not a weakly prime, because it can be changed into another prime (55687056727) 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, 27843528353 + 27843528354.
It is an arithmetic number, because the mean of its divisors is an integer number (27843528354).
Almost surely, 255687056707 is an apocalyptic number.
55687056707 is a deficient number, since it is larger than the sum of its proper divisors (1).
55687056707 is an equidigital number, since it uses as much as digits as its factorization.
55687056707 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 12348000, while the sum is 56.
The spelling of 55687056707 in words is "fifty-five billion, six hundred eighty-seven million, fifty-six thousand, seven hundred seven".
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