Base | Representation |
---|---|
bin | 1010101100010… |
… | …11011010111110 |
3 | 20020210020022100 |
4 | 11112023122332 |
5 | 140430400110 |
6 | 12522325530 |
7 | 2136303060 |
oct | 526133276 |
9 | 206706270 |
10 | 89700030 |
11 | 466a6a62 |
12 | 260598a6 |
13 | 15778554 |
14 | bcad730 |
15 | 7d1cbc0 |
hex | 558b6be |
89700030 has 48 divisors (see below), whose sum is σ = 266539104. Its totient is φ = 20502720.
The previous prime is 89699999. The next prime is 89700059. The reversal of 89700030 is 3000798.
It is a happy number.
It is a junction number, because it is equal to n+sod(n) for n = 89699967 and 89700003.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 70561 + ... + 71820.
It is an arithmetic number, because the mean of its divisors is an integer number (5552898).
Almost surely, 289700030 is an apocalyptic number.
89700030 is an abundant number, since it is smaller than the sum of its proper divisors (176839074).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
89700030 is a wasteful number, since it uses less digits than its factorization.
89700030 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 142401 (or 142398 counting only the distinct ones).
The product of its (nonzero) digits is 1512, while the sum is 27.
The square root of 89700030 is about 9471.0099778218. The cubic root of 89700030 is about 447.6420364126.
The spelling of 89700030 in words is "eighty-nine million, seven hundred thousand, thirty".
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