Base | Representation |
---|---|
bin | 110101100010… |
… | …0110010000100 |
3 | 1221211001102110 |
4 | 1223010302010 |
5 | 24141201441 |
6 | 2441341020 |
7 | 460403544 |
oct | 153046204 |
9 | 57731373 |
10 | 28068996 |
11 | 1493171a |
12 | 9497770 |
13 | 5a7a097 |
14 | 3a29324 |
15 | 26e6b16 |
hex | 1ac4c84 |
28068996 has 24 divisors (see below), whose sum is σ = 65680384. Its totient is φ = 9329760.
The previous prime is 28068983. The next prime is 28069001. The reversal of 28068996 is 69986082.
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, 1341 + ... + 7611.
Almost surely, 228068996 is an apocalyptic number.
It is an amenable number.
28068996 is an abundant number, since it is smaller than the sum of its proper divisors (37611388).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
28068996 is a wasteful number, since it uses less digits than its factorization.
28068996 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 6651 (or 6649 counting only the distinct ones).
The product of its (nonzero) digits is 373248, while the sum is 48.
The square root of 28068996 is about 5298.0181200143. The cubic root of 28068996 is about 303.9081122332.
The spelling of 28068996 in words is "twenty-eight million, sixty-eight thousand, nine hundred ninety-six".
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