Base | Representation |
---|---|
bin | 110110101110… |
… | …1000101011011 |
3 | 1222222202011022 |
4 | 1231131011123 |
5 | 24321132302 |
6 | 2502553055 |
7 | 465612362 |
oct | 155350533 |
9 | 58882138 |
10 | 28692827 |
11 | 15218389 |
12 | 973878b |
13 | 5c38007 |
14 | 3b4c7d9 |
15 | 27bb8a2 |
hex | 1b5d15b |
28692827 has 2 divisors, whose sum is σ = 28692828. Its totient is φ = 28692826.
The previous prime is 28692823. The next prime is 28692841. The reversal of 28692827 is 72829682.
It is a weak prime.
It is a cyclic number.
It is not a de Polignac number, because 28692827 - 22 = 28692823 is a prime.
It is a super-3 number, since 3×286928273 (a number of 23 digits) contains 333 as substring.
It is a Chen prime.
It is not a weakly prime, because it can be changed into another prime (28692823) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 14346413 + 14346414.
It is an arithmetic number, because the mean of its divisors is an integer number (14346414).
Almost surely, 228692827 is an apocalyptic number.
28692827 is a deficient number, since it is larger than the sum of its proper divisors (1).
28692827 is an equidigital number, since it uses as much as digits as its factorization.
28692827 is an odious number, because the sum of its binary digits is odd.
The product of its digits is 193536, while the sum is 44.
The square root of 28692827 is about 5356.5685844578. The cubic root of 28692827 is about 306.1430795990.
The spelling of 28692827 in words is "twenty-eight million, six hundred ninety-two thousand, eight hundred twenty-seven".
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