Base | Representation |
---|---|
bin | 1101010101001… |
… | …1111000111000 |
3 | 10220012221021002 |
4 | 3111103320320 |
5 | 103303340021 |
6 | 5314304132 |
7 | 1246203431 |
oct | 325237070 |
9 | 126187232 |
10 | 55918136 |
11 | 2962313a |
12 | 16888048 |
13 | b77b071 |
14 | 75d8488 |
15 | 4d9850b |
hex | 3553e38 |
55918136 has 32 divisors (see below), whose sum is σ = 106563600. Its totient is φ = 27505920.
The previous prime is 55918123. The next prime is 55918139. The reversal of 55918136 is 63181955.
It is a self number, because there is not a number n which added to its sum of digits gives 55918136.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (55918139) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 239876 + ... + 240108.
Almost surely, 255918136 is an apocalyptic number.
It is an amenable number.
55918136 is a deficient number, since it is larger than the sum of its proper divisors (50645464).
55918136 is a wasteful number, since it uses less digits than its factorization.
55918136 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 599 (or 595 counting only the distinct ones).
The product of its digits is 32400, while the sum is 38.
The square root of 55918136 is about 7477.8430045034. The cubic root of 55918136 is about 382.3997168290.
The spelling of 55918136 in words is "fifty-five million, nine hundred eighteen thousand, one hundred thirty-six".
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