Base | Representation |
---|---|
bin | 110110101110… |
… | …0111001110110 |
3 | 1222222201010212 |
4 | 1231130321312 |
5 | 24321121321 |
6 | 2502545422 |
7 | 465610253 |
oct | 155347166 |
9 | 58881125 |
10 | 28692086 |
11 | 15217875 |
12 | 9738272 |
13 | 5c37887 |
14 | 3b4c42a |
15 | 27bb55b |
hex | 1b5ce76 |
28692086 has 16 divisors (see below), whose sum is σ = 45118944. Its totient is φ = 13658304.
The previous prime is 28692077. The next prime is 28692121. The reversal of 28692086 is 68029682.
It is a congruent number.
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, 9380 + ... + 12056.
It is an arithmetic number, because the mean of its divisors is an integer number (2819934).
Almost surely, 228692086 is an apocalyptic number.
28692086 is a deficient number, since it is larger than the sum of its proper divisors (16426858).
28692086 is a wasteful number, since it uses less digits than its factorization.
28692086 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2935.
The product of its (nonzero) digits is 82944, while the sum is 41.
The square root of 28692086 is about 5356.4994165966. The cubic root of 28692086 is about 306.1404441671.
The spelling of 28692086 in words is "twenty-eight million, six hundred ninety-two thousand, eighty-six".
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