Base | Representation |
---|---|
bin | 1010101110100… |
… | …01110100001000 |
3 | 20021022212211020 |
4 | 11113101310020 |
5 | 141014111420 |
6 | 12532432440 |
7 | 2141613510 |
oct | 527216410 |
9 | 207285736 |
10 | 89988360 |
11 | 46883650 |
12 | 26178720 |
13 | 15849867 |
14 | bd46840 |
15 | 7d78340 |
hex | 55d1d08 |
89988360 has 128 divisors (see below), whose sum is σ = 336614400. Its totient is φ = 18696960.
The previous prime is 89988323. The next prime is 89988377. The reversal of 89988360 is 6388998.
It is a Smith number, since the sum of its digits (51) coincides with the sum of the digits of its prime factors.
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 4371 + ... + 14109.
It is an arithmetic number, because the mean of its divisors is an integer number (2629800).
Almost surely, 289988360 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 89988360, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (168307200).
89988360 is an abundant number, since it is smaller than the sum of its proper divisors (246626040).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
89988360 is a wasteful number, since it uses less digits than its factorization.
89988360 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 9771 (or 9767 counting only the distinct ones).
The product of its (nonzero) digits is 746496, while the sum is 51.
The square root of 89988360 is about 9486.2194788019. The cubic root of 89988360 is about 448.1211539890.
The spelling of 89988360 in words is "eighty-nine million, nine hundred eighty-eight thousand, three hundred sixty".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.068 sec. • engine limits •