Base | Representation |
---|---|
bin | 11111001000001101010111 |
3 | 120100120112110 |
4 | 133020031113 |
5 | 4042110322 |
6 | 450522103 |
7 | 126234225 |
oct | 37101527 |
9 | 16316473 |
10 | 8160087 |
11 | 4673881 |
12 | 2896333 |
13 | 18c9270 |
14 | 1125b15 |
15 | ab2c0c |
hex | 7c8357 |
8160087 has 8 divisors (see below), whose sum is σ = 11717104. Its totient is φ = 5021568.
The previous prime is 8160083. The next prime is 8160127. The reversal of 8160087 is 7800618.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 8160087 - 22 = 8160083 is a prime.
It is a Duffinian number.
8160087 is a lucky number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (8160083) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 104578 + ... + 104655.
It is an arithmetic number, because the mean of its divisors is an integer number (1464638).
Almost surely, 28160087 is an apocalyptic number.
8160087 is a deficient number, since it is larger than the sum of its proper divisors (3557017).
8160087 is a wasteful number, since it uses less digits than its factorization.
8160087 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 209249.
The product of its (nonzero) digits is 2688, while the sum is 30.
The square root of 8160087 is about 2856.5865994225. The cubic root of 8160087 is about 201.3252574011.
The spelling of 8160087 in words is "eight million, one hundred sixty thousand, eighty-seven".
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