Base | Representation |
---|---|
bin | 1010101001001… |
… | …10011111110010 |
3 | 20020000020020200 |
4 | 11110212133302 |
5 | 140324133032 |
6 | 12505420030 |
7 | 2132631624 |
oct | 524463762 |
9 | 206006220 |
10 | 89286642 |
11 | 46444415 |
12 | 25a9a616 |
13 | 15662343 |
14 | bc02c14 |
15 | 7c8a47c |
hex | 55267f2 |
89286642 has 24 divisors (see below), whose sum is σ = 194308140. Its totient is φ = 29630880.
The previous prime is 89286623. The next prime is 89286653. The reversal of 89286642 is 24668298.
It can be written as a sum of positive squares in 2 ways, for example, as 86881041 + 2405601 = 9321^2 + 1551^2 .
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 6709 + ... + 14952.
Almost surely, 289286642 is an apocalyptic number.
89286642 is an abundant number, since it is smaller than the sum of its proper divisors (105021498).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
89286642 is a wasteful number, since it uses less digits than its factorization.
89286642 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 21898 (or 21895 counting only the distinct ones).
The product of its digits is 331776, while the sum is 45.
The square root of 89286642 is about 9449.1609151289. The cubic root of 89286642 is about 446.9533155455.
The spelling of 89286642 in words is "eighty-nine million, two hundred eighty-six thousand, six hundred forty-two".
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