Base | Representation |
---|---|
bin | 1010110101000… |
… | …01110100101000 |
3 | 20022221011112210 |
4 | 11122201310220 |
5 | 141223342420 |
6 | 13003005120 |
7 | 2152062462 |
oct | 532416450 |
9 | 208834483 |
10 | 90840360 |
11 | 47305786 |
12 | 265097a0 |
13 | 15a875c0 |
14 | c0c9132 |
15 | 7e959e0 |
hex | 56a1d28 |
90840360 has 64 divisors (see below), whose sum is σ = 293489280. Its totient is φ = 22360320.
The previous prime is 90840341. The next prime is 90840377. The reversal of 90840360 is 6304809.
It is a Harshad number since it is a multiple of its sum of digits (30).
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 27556 + ... + 30675.
It is an arithmetic number, because the mean of its divisors is an integer number (4585770).
Almost surely, 290840360 is an apocalyptic number.
It is an amenable number.
90840360 is an abundant number, since it is smaller than the sum of its proper divisors (202648920).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
90840360 is a wasteful number, since it uses less digits than its factorization.
90840360 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 58258 (or 58254 counting only the distinct ones).
The product of its (nonzero) digits is 5184, while the sum is 30.
The square root of 90840360 is about 9531.0209316736. The cubic root of 90840360 is about 449.5309680912.
The spelling of 90840360 in words is "ninety million, eight hundred forty thousand, three hundred sixty".
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