Base | Representation |
---|---|
bin | 110110111111… |
… | …0111001010010 |
3 | 2000020210010110 |
4 | 1231332321102 |
5 | 24340100224 |
6 | 2505542150 |
7 | 500030211 |
oct | 155767122 |
9 | 60223113 |
10 | 28831314 |
11 | 15302436 |
12 | 97a4956 |
13 | 5c86065 |
14 | 3b87078 |
15 | 27e7929 |
hex | 1b7ee52 |
28831314 has 16 divisors (see below), whose sum is σ = 57801600. Its totient is φ = 9587280.
The previous prime is 28831301. The next prime is 28831321. The reversal of 28831314 is 41313882.
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, 2989 + ... + 8160.
It is an arithmetic number, because the mean of its divisors is an integer number (3612600).
Almost surely, 228831314 is an apocalyptic number.
28831314 is an abundant number, since it is smaller than the sum of its proper divisors (28970286).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
28831314 is a wasteful number, since it uses less digits than its factorization.
28831314 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 11585.
The product of its digits is 4608, while the sum is 30.
The square root of 28831314 is about 5369.4798630780. The cubic root of 28831314 is about 306.6348262993.
The spelling of 28831314 in words is "twenty-eight million, eight hundred thirty-one thousand, three hundred fourteen".
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