Base | Representation |
---|---|
bin | 11110100000010… |
… | …00110111111100 |
3 | 122211111111120101 |
4 | 33100020313330 |
5 | 1011001421032 |
6 | 41220330444 |
7 | 6225006520 |
oct | 1720106774 |
9 | 584444511 |
10 | 255888892 |
11 | 121496126 |
12 | 71843a24 |
13 | 41024c5c |
14 | 25dadd80 |
15 | 176e8de7 |
hex | f408dfc |
255888892 has 48 divisors (see below), whose sum is σ = 548513280. Its totient is φ = 102053952.
The previous prime is 255888887. The next prime is 255888901. The reversal of 255888892 is 298888552.
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, 18459 + ... + 29197.
It is an arithmetic number, because the mean of its divisors is an integer number (11427360).
Almost surely, 2255888892 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 255888892, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (274256640).
255888892 is an abundant number, since it is smaller than the sum of its proper divisors (292624388).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
255888892 is a wasteful number, since it uses less digits than its factorization.
255888892 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 10810 (or 10808 counting only the distinct ones).
The product of its digits is 3686400, while the sum is 55.
The square root of 255888892 is about 15996.5274981791. The cubic root of 255888892 is about 634.8685465798.
The spelling of 255888892 in words is "two hundred fifty-five million, eight hundred eighty-eight thousand, eight hundred ninety-two".
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