Base | Representation |
---|---|
bin | 11110011110100… |
… | …10110100100000 |
3 | 122211002020212020 |
4 | 33033102310200 |
5 | 1010422324423 |
6 | 41211501440 |
7 | 6223065156 |
oct | 1717226440 |
9 | 584066766 |
10 | 255667488 |
11 | 12135484a |
12 | 71757880 |
13 | 40c7824b |
14 | 25d533d6 |
15 | 176a34e3 |
hex | f3d2d20 |
255667488 has 48 divisors (see below), whose sum is σ = 710609760. Its totient is φ = 80208896.
The previous prime is 255667469. The next prime is 255667499. The reversal of 255667488 is 884766552.
It is a happy number.
255667488 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a tau number, because it is divible by the number of its divisors (48).
It is a Harshad number since it is a multiple of its sum of digits (51).
It is a self number, because there is not a number n which added to its sum of digits gives 255667488.
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, 76698 + ... + 79961.
It is an arithmetic number, because the mean of its divisors is an integer number (14804370).
Almost surely, 2255667488 is an apocalyptic number.
It is an amenable number.
255667488 is an abundant number, since it is smaller than the sum of its proper divisors (454942272).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
255667488 is a wasteful number, since it uses less digits than its factorization.
255667488 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 156689 (or 156681 counting only the distinct ones).
The product of its digits is 3225600, while the sum is 51.
The square root of 255667488 is about 15989.6056236544. The cubic root of 255667488 is about 634.6853902706.
The spelling of 255667488 in words is "two hundred fifty-five million, six hundred sixty-seven thousand, four hundred eighty-eight".
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