Base | Representation |
---|---|
bin | 110110010010… |
… | …1111100010000 |
3 | 1222120021022212 |
4 | 1230211330100 |
5 | 24241420320 |
6 | 2454051252 |
7 | 463652024 |
oct | 154457420 |
9 | 58507285 |
10 | 28466960 |
11 | 15083715 |
12 | 9649b28 |
13 | 5b89272 |
14 | 3ad0384 |
15 | 27749c5 |
hex | 1b25f10 |
28466960 has 80 divisors (see below), whose sum is σ = 69209856. Its totient is φ = 10881024.
The previous prime is 28466957. The next prime is 28466981. The reversal of 28466960 is 6966482.
It is a tau number, because it is divible by the number of its divisors (80).
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, 251864 + ... + 251976.
Almost surely, 228466960 is an apocalyptic number.
28466960 is a gapful number since it is divisible by the number (20) 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 28466960, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (34604928).
28466960 is an abundant number, since it is smaller than the sum of its proper divisors (40742896).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
28466960 is a wasteful number, since it uses less digits than its factorization.
28466960 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 240 (or 234 counting only the distinct ones).
The product of its (nonzero) digits is 124416, while the sum is 41.
The square root of 28466960 is about 5335.4437491178. The cubic root of 28466960 is about 305.3376534712.
The spelling of 28466960 in words is "twenty-eight million, four hundred sixty-six thousand, nine hundred sixty".
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