Base | Representation |
---|---|
bin | 1101010101001… |
… | …0101001111101 |
3 | 10220012200100000 |
4 | 3111102221331 |
5 | 103303204320 |
6 | 5314224513 |
7 | 1246152624 |
oct | 325225175 |
9 | 126180300 |
10 | 55913085 |
11 | 2961a368 |
12 | 16885139 |
13 | b778987 |
14 | 75d66bb |
15 | 4d96c90 |
hex | 3552a7d |
55913085 has 48 divisors (see below), whose sum is σ = 106456896. Its totient is φ = 28055808.
The previous prime is 55913071. The next prime is 55913087. The reversal of 55913085 is 58031955.
It is a happy number.
It is not a de Polignac number, because 55913085 - 212 = 55908989 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (55913087) by changing a digit.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 19302 + ... + 22008.
It is an arithmetic number, because the mean of its divisors is an integer number (2217852).
Almost surely, 255913085 is an apocalyptic number.
It is an amenable number.
55913085 is a deficient number, since it is larger than the sum of its proper divisors (50543811).
55913085 is a wasteful number, since it uses less digits than its factorization.
55913085 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2744 (or 2732 counting only the distinct ones).
The product of its (nonzero) digits is 27000, while the sum is 36.
The square root of 55913085 is about 7477.5052657955. The cubic root of 55913085 is about 382.3882026211.
The spelling of 55913085 in words is "fifty-five million, nine hundred thirteen thousand, eighty-five".
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