Base | Representation |
---|---|
bin | 1010010000111… |
… | …10011101000111 |
3 | 20000000201221021 |
4 | 11020132131013 |
5 | 134020423400 |
6 | 12313332011 |
7 | 2063622442 |
oct | 510363507 |
9 | 200021837 |
10 | 86107975 |
11 | 44673218 |
12 | 24a07007 |
13 | 14abb585 |
14 | b616659 |
15 | 785d71a |
hex | 521e747 |
86107975 has 36 divisors (see below), whose sum is σ = 118492416. Its totient is φ = 61853440.
The previous prime is 86107961. The next prime is 86107979. The reversal of 86107975 is 57970168.
It is not a de Polignac number, because 86107975 - 217 = 85976903 is a prime.
It is a super-3 number, since 3×861079753 (a number of 25 digits) contains 333 as substring.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (86107979) by changing a digit.
It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 224634 + ... + 225016.
It is an arithmetic number, because the mean of its divisors is an integer number (3291456).
Almost surely, 286107975 is an apocalyptic number.
86107975 is a gapful number since it is divisible by the number (85) formed by its first and last digit.
86107975 is a deficient number, since it is larger than the sum of its proper divisors (32384441).
86107975 is a wasteful number, since it uses less digits than its factorization.
86107975 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 456 (or 428 counting only the distinct ones).
The product of its (nonzero) digits is 105840, while the sum is 43.
The square root of 86107975 is about 9279.4382911898. The cubic root of 86107975 is about 441.5851485167.
The spelling of 86107975 in words is "eighty-six million, one hundred seven thousand, nine hundred seventy-five".
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