Base | Representation |
---|---|
bin | 1010010011000… |
… | …01110001110011 |
3 | 20000112202012110 |
4 | 11021201301303 |
5 | 134103234411 |
6 | 12323300403 |
7 | 2066151420 |
oct | 511416163 |
9 | 200482173 |
10 | 86383731 |
11 | 44841415 |
12 | 24b1a703 |
13 | 14b86c45 |
14 | b688d47 |
15 | 78b52a6 |
hex | 5261c73 |
86383731 has 16 divisors (see below), whose sum is σ = 132913664. Its totient is φ = 48881664.
The previous prime is 86383723. The next prime is 86383757. The reversal of 86383731 is 13738368.
It is not a de Polignac number, because 86383731 - 23 = 86383723 is a prime.
It is a super-2 number, since 2×863837312 = 14924297962960722, which contains 22 as substring.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 86383731.
It is not an unprimeable number, because it can be changed into a prime (86383631) 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 15 ways as a sum of consecutive naturals, for example, 17806 + ... + 22131.
It is an arithmetic number, because the mean of its divisors is an integer number (8307104).
Almost surely, 286383731 is an apocalyptic number.
86383731 is a deficient number, since it is larger than the sum of its proper divisors (46529933).
86383731 is a wasteful number, since it uses less digits than its factorization.
86383731 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 40050.
The product of its digits is 72576, while the sum is 39.
The square root of 86383731 is about 9294.2848568354. The cubic root of 86383731 is about 442.0560301745.
The spelling of 86383731 in words is "eighty-six million, three hundred eighty-three thousand, seven hundred thirty-one".
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