Base | Representation |
---|---|
bin | 1101001001110… |
… | …0110000001000 |
3 | 10211210211021120 |
4 | 3102130300020 |
5 | 103110334013 |
6 | 5250235240 |
7 | 1236630450 |
oct | 322346010 |
9 | 124724246 |
10 | 55168008 |
11 | 291605a5 |
12 | 16585b20 |
13 | b5777bc |
14 | 7480d60 |
15 | 4c9b123 |
hex | 349cc08 |
55168008 has 32 divisors (see below), whose sum is σ = 157623360. Its totient is φ = 15762240.
The previous prime is 55167997. The next prime is 55168013. The reversal of 55168008 is 80086155.
It is a self number, because there is not a number n which added to its sum of digits gives 55168008.
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, 164023 + ... + 164358.
It is an arithmetic number, because the mean of its divisors is an integer number (4925730).
Almost surely, 255168008 is an apocalyptic number.
It is an amenable number.
55168008 is an abundant number, since it is smaller than the sum of its proper divisors (102455352).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
55168008 is a wasteful number, since it uses less digits than its factorization.
55168008 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 328397 (or 328393 counting only the distinct ones).
The product of its (nonzero) digits is 9600, while the sum is 33.
The square root of 55168008 is about 7427.5169471365. The cubic root of 55168008 is about 380.6820806001.
The spelling of 55168008 in words is "fifty-five million, one hundred sixty-eight thousand, eight".
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