Base | Representation |
---|---|
bin | 11110011001111… |
… | …00110001111000 |
3 | 122202221000211110 |
4 | 33030330301320 |
5 | 1010243143140 |
6 | 41150400320 |
7 | 6214625343 |
oct | 1714746170 |
9 | 582830743 |
10 | 255052920 |
11 | 120a75041 |
12 | 715000a0 |
13 | 40ac15b5 |
14 | 25c3345a |
15 | 175d1380 |
hex | f33cc78 |
255052920 has 64 divisors (see below), whose sum is σ = 776603520. Its totient is φ = 66996864.
The previous prime is 255052891. The next prime is 255052933. The reversal of 255052920 is 29250552.
It is a Harshad number since it is a multiple of its sum of digits (30).
It is a zygodrome in base 2.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7822 + ... + 23901.
It is an arithmetic number, because the mean of its divisors is an integer number (12134430).
Almost surely, 2255052920 is an apocalyptic number.
255052920 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
255052920 is an abundant number, since it is smaller than the sum of its proper divisors (521550600).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
255052920 is a wasteful number, since it uses less digits than its factorization.
255052920 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 31804 (or 31800 counting only the distinct ones).
The product of its (nonzero) digits is 9000, while the sum is 30.
The square root of 255052920 is about 15970.3763261859. The cubic root of 255052920 is about 634.1764345574.
The spelling of 255052920 in words is "two hundred fifty-five million, fifty-two thousand, nine hundred twenty".
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