Base | Representation |
---|---|
bin | 1010010001000… |
… | …00101110111001 |
3 | 20000001012201211 |
4 | 11020200232321 |
5 | 134021223210 |
6 | 12313443121 |
7 | 2063661601 |
oct | 510405671 |
9 | 200035654 |
10 | 86117305 |
11 | 4467a22a |
12 | 24a104a1 |
13 | 14ac28b1 |
14 | b619c01 |
15 | 786138a |
hex | 5220bb9 |
86117305 has 8 divisors (see below), whose sum is σ = 103513032. Its totient is φ = 68779008.
The previous prime is 86117293. The next prime is 86117321. The reversal of 86117305 is 50371168.
It can be written as a sum of positive squares in 4 ways, for example, as 13935289 + 72182016 = 3733^2 + 8496^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 86117305 - 211 = 86115257 is a prime.
It is a Duffinian number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10984 + ... + 17113.
It is an arithmetic number, because the mean of its divisors is an integer number (12939129).
Almost surely, 286117305 is an apocalyptic number.
It is an amenable number.
86117305 is a deficient number, since it is larger than the sum of its proper divisors (17395727).
86117305 is a wasteful number, since it uses less digits than its factorization.
86117305 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 28715.
The product of its (nonzero) digits is 5040, while the sum is 31.
The square root of 86117305 is about 9279.9410019676. The cubic root of 86117305 is about 441.6010968678.
The spelling of 86117305 in words is "eighty-six million, one hundred seventeen thousand, three hundred five".
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