Base | Representation |
---|---|
bin | 11101110011111… |
… | …11000000110000 |
3 | 122102120110002102 |
4 | 32321333000300 |
5 | 1003010100303 |
6 | 40452035532 |
7 | 6124441040 |
oct | 1671770060 |
9 | 572513072 |
10 | 250081328 |
11 | 119189892 |
12 | 6b902ba8 |
13 | 3ca70723 |
14 | 252db720 |
15 | 16e4d288 |
hex | ee7f030 |
250081328 has 20 divisors (see below), whose sum is σ = 553751760. Its totient is φ = 107177664.
The previous prime is 250081327. The next prime is 250081357. The reversal of 250081328 is 823180052.
250081328 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.
It is a super-2 number, since 2×2500813282 = 125081341228487168, which contains 22 as substring.
It is a self number, because there is not a number n which added to its sum of digits gives 250081328.
It is not an unprimeable number, because it can be changed into a prime (250081327) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1116323 + ... + 1116546.
It is an arithmetic number, because the mean of its divisors is an integer number (27687588).
Almost surely, 2250081328 is an apocalyptic number.
250081328 is a gapful number since it is divisible by the number (28) formed by its first and last digit.
It is an amenable number.
250081328 is an abundant number, since it is smaller than the sum of its proper divisors (303670432).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
250081328 is a wasteful number, since it uses less digits than its factorization.
250081328 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2232884 (or 2232878 counting only the distinct ones).
The product of its (nonzero) digits is 3840, while the sum is 29.
The square root of 250081328 is about 15813.9599088906. The cubic root of 250081328 is about 630.0288287807.
The spelling of 250081328 in words is "two hundred fifty million, eighty-one thousand, three hundred twenty-eight".
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