Base | Representation |
---|---|
bin | 1010011000011… |
… | …11111011000011 |
3 | 20001212222122211 |
4 | 11030033323003 |
5 | 134244101102 |
6 | 12350442551 |
7 | 2105212123 |
oct | 514177303 |
9 | 201788584 |
10 | 87097027 |
11 | 45189316 |
12 | 25203457 |
13 | 15076804 |
14 | b7d2c83 |
15 | 79a67d7 |
hex | 530fec3 |
87097027 has 2 divisors, whose sum is σ = 87097028. Its totient is φ = 87097026.
The previous prime is 87097009. The next prime is 87097033. The reversal of 87097027 is 72079078.
It is a strong prime.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-87097027 is a prime.
It is a super-2 number, since 2×870970272 = 15171784224477458, which contains 22 as substring.
It is a Chen prime.
It is not a weakly prime, because it can be changed into another prime (87097057) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 43548513 + 43548514.
It is an arithmetic number, because the mean of its divisors is an integer number (43548514).
Almost surely, 287097027 is an apocalyptic number.
87097027 is a deficient number, since it is larger than the sum of its proper divisors (1).
87097027 is an equidigital number, since it uses as much as digits as its factorization.
87097027 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 49392, while the sum is 40.
The square root of 87097027 is about 9332.5787968814. The cubic root of 87097027 is about 443.2694255905.
The spelling of 87097027 in words is "eighty-seven million, ninety-seven thousand, twenty-seven".
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