Base | Representation |
---|---|
bin | 110111000100… |
… | …1111000100111 |
3 | 2000100001212121 |
4 | 1232021320213 |
5 | 24343020302 |
6 | 2510530411 |
7 | 500305354 |
oct | 156117047 |
9 | 60301777 |
10 | 28876327 |
11 | 15333237 |
12 | 9806a07 |
13 | 5ca06ac |
14 | 3b9962b |
15 | 2805e37 |
hex | 1b89e27 |
28876327 has 2 divisors, whose sum is σ = 28876328. Its totient is φ = 28876326.
The previous prime is 28876307. The next prime is 28876357. The reversal of 28876327 is 72367882.
It is a weak prime.
It is a cyclic number.
It is not a de Polignac number, because 28876327 - 215 = 28843559 is a prime.
It is a super-3 number, since 3×288763273 (a number of 23 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (28876307) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 14438163 + 14438164.
It is an arithmetic number, because the mean of its divisors is an integer number (14438164).
Almost surely, 228876327 is an apocalyptic number.
28876327 is a deficient number, since it is larger than the sum of its proper divisors (1).
28876327 is an equidigital number, since it uses as much as digits as its factorization.
28876327 is an evil number, because the sum of its binary digits is even.
The product of its digits is 225792, while the sum is 43.
The square root of 28876327 is about 5373.6697888873. The cubic root of 28876327 is about 306.7943215917.
The spelling of 28876327 in words is "twenty-eight million, eight hundred seventy-six thousand, three hundred twenty-seven".
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