Base | Representation |
---|---|
bin | 11100011111100… |
… | …11100000000000 |
3 | 121122202200110111 |
4 | 32033303200000 |
5 | 442142233003 |
6 | 35415041104 |
7 | 5631446230 |
oct | 1617634000 |
9 | 548680414 |
10 | 239024128 |
11 | 112a17402 |
12 | 68070194 |
13 | 3a69b8c5 |
14 | 23a5dcc0 |
15 | 15eb6e6d |
hex | e3f3800 |
239024128 has 48 divisors (see below), whose sum is σ = 546240240. Its totient is φ = 102432768.
The previous prime is 239024113. The next prime is 239024153. The reversal of 239024128 is 821420932.
It is a zygodrome in base 2.
It is a self number, because there is not a number n which added to its sum of digits gives 239024128.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6000 + ... + 22672.
It is an arithmetic number, because the mean of its divisors is an integer number (11380005).
Almost surely, 2239024128 is an apocalyptic number.
239024128 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 239024128, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (273120120).
239024128 is an abundant number, since it is smaller than the sum of its proper divisors (307216112).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
239024128 is an equidigital number, since it uses as much as digits as its factorization.
239024128 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 16702 (or 16682 counting only the distinct ones).
The product of its (nonzero) digits is 6912, while the sum is 31.
The square root of 239024128 is about 15460.4051693350. The cubic root of 239024128 is about 620.6030621994.
The spelling of 239024128 in words is "two hundred thirty-nine million, twenty-four thousand, one hundred twenty-eight".
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