Base | Representation |
---|---|
bin | 11110100011100… |
… | …11001110001000 |
3 | 122212022122002120 |
4 | 33101303032020 |
5 | 1011104340423 |
6 | 41233531240 |
7 | 6231502500 |
oct | 1721631610 |
9 | 585278076 |
10 | 256324488 |
11 | 121763422 |
12 | 71a13b20 |
13 | 411482c4 |
14 | 26084a00 |
15 | 17782ee3 |
hex | f473388 |
256324488 has 96 divisors (see below), whose sum is σ = 749691360. Its totient is φ = 72817920.
The previous prime is 256324477. The next prime is 256324517. The reversal of 256324488 is 884423652.
256324488 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 (42).
It is an unprimeable number.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 247620 + ... + 248652.
It is an arithmetic number, because the mean of its divisors is an integer number (7809285).
Almost surely, 2256324488 is an apocalyptic number.
256324488 is a gapful number since it is divisible by the number (28) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 256324488, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (374845680).
256324488 is an abundant number, since it is smaller than the sum of its proper divisors (493366872).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
256324488 is a wasteful number, since it uses less digits than its factorization.
256324488 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1267 (or 1256 counting only the distinct ones).
The product of its digits is 368640, while the sum is 42.
The square root of 256324488 is about 16010.1370387639. The cubic root of 256324488 is about 635.2285849090.
The spelling of 256324488 in words is "two hundred fifty-six million, three hundred twenty-four thousand, four hundred eighty-eight".
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