Base | Representation |
---|---|
bin | 1010010111100… |
… | …00100010101010 |
3 | 20001122110100012 |
4 | 11023300202222 |
5 | 134230442430 |
6 | 12344011522 |
7 | 2104135310 |
oct | 513604252 |
9 | 201573305 |
10 | 86968490 |
11 | 45100794 |
12 | 25160ba2 |
13 | 1503015b |
14 | b79c0b0 |
15 | 797d695 |
hex | 52f08aa |
86968490 has 16 divisors (see below), whose sum is σ = 178906752. Its totient is φ = 29817744.
The previous prime is 86968459. The next prime is 86968513. The reversal of 86968490 is 9486968.
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, 621134 + ... + 621273.
It is an arithmetic number, because the mean of its divisors is an integer number (11181672).
Almost surely, 286968490 is an apocalyptic number.
86968490 is an abundant number, since it is smaller than the sum of its proper divisors (91938262).
86968490 is a wasteful number, since it uses less digits than its factorization.
86968490 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1242421.
The product of its (nonzero) digits is 746496, while the sum is 50.
The square root of 86968490 is about 9325.6897868201. The cubic root of 86968490 is about 443.0512605716.
The spelling of 86968490 in words is "eighty-six million, nine hundred sixty-eight thousand, four hundred ninety".
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