Base | Representation |
---|---|
bin | 1101010101111… |
… | …0110001000001 |
3 | 10220022012101012 |
4 | 3111132301001 |
5 | 103311301224 |
6 | 5315250305 |
7 | 1246450346 |
oct | 325366101 |
9 | 126265335 |
10 | 55962689 |
11 | 29653662 |
12 | 168a9995 |
13 | b795423 |
14 | 760a7cd |
15 | 4da680e |
hex | 355ec41 |
55962689 has 2 divisors, whose sum is σ = 55962690. Its totient is φ = 55962688.
The previous prime is 55962661. The next prime is 55962743. The reversal of 55962689 is 98626955.
55962689 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 54272689 + 1690000 = 7367^2 + 1300^2 .
It is a cyclic number.
It is not a de Polignac number, because 55962689 - 28 = 55962433 is a prime.
It is a super-2 number, since 2×559626892 = 6263645120221442, which contains 22 as substring.
It is a Chen prime.
It is not a weakly prime, because it can be changed into another prime (55962649) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27981344 + 27981345.
It is an arithmetic number, because the mean of its divisors is an integer number (27981345).
Almost surely, 255962689 is an apocalyptic number.
It is an amenable number.
55962689 is a deficient number, since it is larger than the sum of its proper divisors (1).
55962689 is an equidigital number, since it uses as much as digits as its factorization.
55962689 is an odious number, because the sum of its binary digits is odd.
The product of its digits is 1166400, while the sum is 50.
The square root of 55962689 is about 7480.8214121178. The cubic root of 55962689 is about 382.5012493729.
The spelling of 55962689 in words is "fifty-five million, nine hundred sixty-two thousand, six hundred eighty-nine".
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