Base | Representation |
---|---|
bin | 1010010111111… |
… | …11001001100111 |
3 | 20001202111102101 |
4 | 11023333021213 |
5 | 134234401302 |
6 | 12345152531 |
7 | 2104504621 |
oct | 513771147 |
9 | 201674371 |
10 | 87028327 |
11 | 45141741 |
12 | 2518b747 |
13 | 15051469 |
14 | b7b5c11 |
15 | 7991287 |
hex | 52ff267 |
87028327 has 2 divisors, whose sum is σ = 87028328. Its totient is φ = 87028326.
The previous prime is 87028313. The next prime is 87028339. The reversal of 87028327 is 72382078.
It is a strong prime.
It is a cyclic number.
It is not a de Polignac number, because 87028327 - 211 = 87026279 is a prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (87028307) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 43514163 + 43514164.
It is an arithmetic number, because the mean of its divisors is an integer number (43514164).
Almost surely, 287028327 is an apocalyptic number.
87028327 is a deficient number, since it is larger than the sum of its proper divisors (1).
87028327 is an equidigital number, since it uses as much as digits as its factorization.
87028327 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 37632, while the sum is 37.
The square root of 87028327 is about 9328.8974160937. The cubic root of 87028327 is about 443.1528482481.
The spelling of 87028327 in words is "eighty-seven million, twenty-eight thousand, three hundred twenty-seven".
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