Base | Representation |
---|---|
bin | 1101001001110… |
… | …0000010000000 |
3 | 10211210200020020 |
4 | 3102130002000 |
5 | 103110240211 |
6 | 5250213440 |
7 | 1236616032 |
oct | 322340200 |
9 | 124720206 |
10 | 55165056 |
11 | 29159361 |
12 | 16584280 |
13 | b57635b |
14 | 747dc52 |
15 | 4c9a306 |
hex | 349c080 |
55165056 has 64 divisors (see below), whose sum is σ = 154264800. Its totient is φ = 17418240.
The previous prime is 55165021. The next prime is 55165067. The reversal of 55165056 is 65056155.
It is a tau number, because it is divible by the number of its divisors (64).
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3516 + ... + 11076.
Almost surely, 255165056 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 55165056, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (77132400).
55165056 is an abundant number, since it is smaller than the sum of its proper divisors (99099744).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
55165056 is a wasteful number, since it uses less digits than its factorization.
55165056 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 7597 (or 7585 counting only the distinct ones).
The product of its (nonzero) digits is 22500, while the sum is 33.
The square root of 55165056 is about 7427.3182239621. The cubic root of 55165056 is about 380.6752904719.
The spelling of 55165056 in words is "fifty-five million, one hundred sixty-five thousand, fifty-six".
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