Base | Representation |
---|---|
bin | 110110101100… |
… | …0110101110010 |
3 | 1222221212022102 |
4 | 1231120311302 |
5 | 24320103232 |
6 | 2502340402 |
7 | 465510605 |
oct | 155306562 |
9 | 58855272 |
10 | 28675442 |
11 | 15206314 |
12 | 972a702 |
13 | 5c30123 |
14 | 3b4633c |
15 | 27b6662 |
hex | 1b58d72 |
28675442 has 16 divisors (see below), whose sum is σ = 43597440. Its totient is φ = 14144592.
The previous prime is 28675391. The next prime is 28675469. The reversal of 28675442 is 24457682.
It is a junction number, because it is equal to n+sod(n) for n = 28675396 and 28675405.
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, 61703 + ... + 62165.
It is an arithmetic number, because the mean of its divisors is an integer number (2724840).
Almost surely, 228675442 is an apocalyptic number.
28675442 is a deficient number, since it is larger than the sum of its proper divisors (14921998).
28675442 is a wasteful number, since it uses less digits than its factorization.
28675442 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 817.
The product of its digits is 107520, while the sum is 38.
The square root of 28675442 is about 5354.9455646159. The cubic root of 28675442 is about 306.0812363523.
The spelling of 28675442 in words is "twenty-eight million, six hundred seventy-five thousand, four hundred forty-two".
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