Base | Representation |
---|---|
bin | 11110011100010… |
… | …11000010110010 |
3 | 122210112022120102 |
4 | 33032023002302 |
5 | 1010333422430 |
6 | 41201312402 |
7 | 6220432061 |
oct | 1716130262 |
9 | 583468512 |
10 | 255373490 |
11 | 121173979 |
12 | 71635702 |
13 | 40ba4498 |
14 | 25cb81d8 |
15 | 17646345 |
hex | f38b0b2 |
255373490 has 32 divisors (see below), whose sum is σ = 512334720. Its totient is φ = 91079424.
The previous prime is 255373477. The next prime is 255373493. The reversal of 255373490 is 94373552.
255373490 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a Harshad number since it is a multiple of its sum of digits (38).
It is a Curzon number.
It is not an unprimeable number, because it can be changed into a prime (255373493) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 36302 + ... + 42761.
It is an arithmetic number, because the mean of its divisors is an integer number (16010460).
Almost surely, 2255373490 is an apocalyptic number.
255373490 is an abundant number, since it is smaller than the sum of its proper divisors (256961230).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
255373490 is a wasteful number, since it uses less digits than its factorization.
255373490 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 79106.
The product of its (nonzero) digits is 113400, while the sum is 38.
The square root of 255373490 is about 15980.4095692194. The cubic root of 255373490 is about 634.4420171217.
The spelling of 255373490 in words is "two hundred fifty-five million, three hundred seventy-three thousand, four hundred ninety".
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