Base | Representation |
---|---|
bin | 11110011010000… |
… | …10001111010000 |
3 | 122202222011111121 |
4 | 33031002033100 |
5 | 1010244402110 |
6 | 41151052024 |
7 | 6215050465 |
oct | 1715021720 |
9 | 582864447 |
10 | 255075280 |
11 | 120a8a919 |
12 | 71511014 |
13 | 40acb825 |
14 | 25c3b66c |
15 | 175d7cda |
hex | f3423d0 |
255075280 has 40 divisors (see below), whose sum is σ = 593747712. Its totient is φ = 101910144.
The previous prime is 255075257. The next prime is 255075283. The reversal of 255075280 is 82570552.
It is a tau number, because it is divible by the number of its divisors (40).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (255075283) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 103017 + ... + 105463.
Almost surely, 2255075280 is an apocalyptic number.
255075280 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
255075280 is an abundant number, since it is smaller than the sum of its proper divisors (338672432).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
255075280 is a wasteful number, since it uses less digits than its factorization.
255075280 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3763 (or 3757 counting only the distinct ones).
The product of its (nonzero) digits is 28000, while the sum is 34.
The square root of 255075280 is about 15971.0763569648. The cubic root of 255075280 is about 634.1949663595.
The spelling of 255075280 in words is "two hundred fifty-five million, seventy-five thousand, two hundred eighty".
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