Base | Representation |
---|---|
bin | 10001000110100… |
… | …111000010110000 |
3 | 201222221100011111 |
4 | 101012213002300 |
5 | 1041424223311 |
6 | 44250123104 |
7 | 10052665450 |
oct | 2106470260 |
9 | 658840144 |
10 | 286945456 |
11 | 137a78406 |
12 | 80120494 |
13 | 475a9b15 |
14 | 2a175d60 |
15 | 1a2d0d21 |
hex | 111a70b0 |
286945456 has 40 divisors (see below), whose sum is σ = 644879360. Its totient is φ = 121137984.
The previous prime is 286945411. The next prime is 286945489. The reversal of 286945456 is 654549682.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11616 + ... + 26623.
It is an arithmetic number, because the mean of its divisors is an integer number (16121984).
Almost surely, 2286945456 is an apocalyptic number.
It is an amenable number.
286945456 is an abundant number, since it is smaller than the sum of its proper divisors (357933904).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
286945456 is a wasteful number, since it uses less digits than its factorization.
286945456 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 38321 (or 38315 counting only the distinct ones).
The product of its digits is 2073600, while the sum is 49.
The square root of 286945456 is about 16939.4644543445. The cubic root of 286945456 is about 659.5784390894.
The spelling of 286945456 in words is "two hundred eighty-six million, nine hundred forty-five thousand, four hundred fifty-six".
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