Base | Representation |
---|---|
bin | 110110000111… |
… | …1111100011100 |
3 | 1222101200201211 |
4 | 1230033330130 |
5 | 24231024420 |
6 | 2452114204 |
7 | 463125241 |
oct | 154177434 |
9 | 58350654 |
10 | 28376860 |
11 | 15021a56 |
12 | 9605964 |
13 | 5b57255 |
14 | 3aa95c8 |
15 | 2757e5a |
hex | 1b0ff1c |
28376860 has 24 divisors (see below), whose sum is σ = 59718960. Its totient is φ = 11326464.
The previous prime is 28376839. The next prime is 28376897. The reversal of 28376860 is 6867382.
It is a happy number.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10311 + ... + 12769.
It is an arithmetic number, because the mean of its divisors is an integer number (2488290).
Almost surely, 228376860 is an apocalyptic number.
28376860 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
28376860 is an abundant number, since it is smaller than the sum of its proper divisors (31342100).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
28376860 is a wasteful number, since it uses less digits than its factorization.
28376860 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3045 (or 3043 counting only the distinct ones).
The product of its (nonzero) digits is 96768, while the sum is 40.
The square root of 28376860 is about 5326.9935235553. The cubic root of 28376860 is about 305.0151743772.
The spelling of 28376860 in words is "twenty-eight million, three hundred seventy-six thousand, eight hundred sixty".
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