Base | Representation |
---|---|
bin | 1010010011010… |
… | …11100110101000 |
3 | 20000121210102000 |
4 | 11021223212220 |
5 | 134111031401 |
6 | 12324211000 |
7 | 2066406642 |
oct | 511534650 |
9 | 200553360 |
10 | 86423976 |
11 | 44869681 |
12 | 24b39a60 |
13 | 14b9c362 |
14 | b699892 |
15 | 78c2186 |
hex | 526b9a8 |
86423976 has 64 divisors (see below), whose sum is σ = 245203200. Its totient is φ = 28191744.
The previous prime is 86423959. The next prime is 86423977. The reversal of 86423976 is 67932468.
It is not an unprimeable number, because it can be changed into a prime (86423977) 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, 5896 + ... + 14408.
It is an arithmetic number, because the mean of its divisors is an integer number (3831300).
Almost surely, 286423976 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 86423976, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (122601600).
86423976 is an abundant number, since it is smaller than the sum of its proper divisors (158779224).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
86423976 is a wasteful number, since it uses less digits than its factorization.
86423976 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 8575 (or 8565 counting only the distinct ones).
The product of its digits is 435456, while the sum is 45.
The square root of 86423976 is about 9296.4496448913. The cubic root of 86423976 is about 442.1246688045.
It can be divided in two parts, 8642397 and 6, that added together give a triangular number (8642403 = T4157).
The spelling of 86423976 in words is "eighty-six million, four hundred twenty-three thousand, nine hundred seventy-six".
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