Base | Representation |
---|---|
bin | 11110011010010… |
… | …00011000100010 |
3 | 122210000110000211 |
4 | 33031020120202 |
5 | 1010301203300 |
6 | 41151404334 |
7 | 6215214043 |
oct | 1715103042 |
9 | 583013024 |
10 | 255100450 |
11 | 120aa7820 |
12 | 715236aa |
13 | 40b0a117 |
14 | 25c468ca |
15 | 175e04ba |
hex | f348622 |
255100450 has 48 divisors (see below), whose sum is σ = 519716736. Its totient is φ = 92388800.
The previous prime is 255100427. The next prime is 255100451. The reversal of 255100450 is 54001552.
It is a Harshad number since it is a multiple of its sum of digits (22).
It is not an unprimeable number, because it can be changed into a prime (255100451) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 160359 + ... + 161941.
It is an arithmetic number, because the mean of its divisors is an integer number (10827432).
Almost surely, 2255100450 is an apocalyptic number.
255100450 is an abundant number, since it is smaller than the sum of its proper divisors (264616286).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
255100450 is a wasteful number, since it uses less digits than its factorization.
255100450 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1899 (or 1894 counting only the distinct ones).
The product of its (nonzero) digits is 1000, while the sum is 22.
The square root of 255100450 is about 15971.8643244926. The cubic root of 255100450 is about 634.2158257731.
The spelling of 255100450 in words is "two hundred fifty-five million, one hundred thousand, four hundred fifty".
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