Base | Representation |
---|---|
bin | 110110110110… |
… | …0000110001001 |
3 | 2000002212111120 |
4 | 1231230012021 |
5 | 24330114223 |
6 | 2504145453 |
7 | 466256550 |
oct | 155540611 |
9 | 60085446 |
10 | 28754313 |
11 | 1525a5a5 |
12 | 9768289 |
13 | 5c59cb3 |
14 | 3b66d97 |
15 | 27cebe3 |
hex | 1b6c189 |
28754313 has 16 divisors (see below), whose sum is σ = 43939200. Its totient is φ = 16384896.
The previous prime is 28754281. The next prime is 28754333. The reversal of 28754313 is 31345782.
It is not a de Polignac number, because 28754313 - 25 = 28754281 is a prime.
It is a super-2 number, since 2×287543132 = 1653621032203938, which contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (28754333) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6613 + ... + 10061.
It is an arithmetic number, because the mean of its divisors is an integer number (2746200).
Almost surely, 228754313 is an apocalyptic number.
It is an amenable number.
28754313 is a deficient number, since it is larger than the sum of its proper divisors (15184887).
28754313 is a wasteful number, since it uses less digits than its factorization.
28754313 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3856.
The product of its digits is 20160, while the sum is 33.
The square root of 28754313 is about 5362.3048216229. The cubic root of 28754313 is about 306.3616020855.
The spelling of 28754313 in words is "twenty-eight million, seven hundred fifty-four thousand, three hundred thirteen".
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