Base | Representation |
---|---|
bin | 1010101101101… |
… | …01000000000000 |
3 | 20021002212220222 |
4 | 11112311000000 |
5 | 141001322321 |
6 | 12530122212 |
7 | 2140612433 |
oct | 526650000 |
9 | 207085828 |
10 | 89870336 |
11 | 46802a06 |
12 | 26120368 |
13 | 15807c1a |
14 | bd1581a |
15 | 7d533ab |
hex | 55b5000 |
89870336 has 52 divisors (see below), whose sum is σ = 184887252. Its totient is φ = 43646976.
The previous prime is 89870293. The next prime is 89870353. The reversal of 89870336 is 63307898.
It can be written as a sum of positive squares in 2 ways, for example, as 69222400 + 20647936 = 8320^2 + 4544^2 .
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 151256 + ... + 151848.
Almost surely, 289870336 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 89870336, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (92443626).
89870336 is an abundant number, since it is smaller than the sum of its proper divisors (95016916).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
89870336 is an equidigital number, since it uses as much as digits as its factorization.
89870336 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 654 (or 632 counting only the distinct ones).
The product of its (nonzero) digits is 217728, while the sum is 44.
The square root of 89870336 is about 9479.9966244720. The cubic root of 89870336 is about 447.9251575656.
The spelling of 89870336 in words is "eighty-nine million, eight hundred seventy thousand, three hundred thirty-six".
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