Base | Representation |
---|---|
bin | 1010101111010… |
… | …01000100000000 |
3 | 20021111201110001 |
4 | 11113221010000 |
5 | 141030133314 |
6 | 12534445344 |
7 | 2142461233 |
oct | 527510400 |
9 | 207451401 |
10 | 90083584 |
11 | 46939148 |
12 | 26203854 |
13 | 15880cc6 |
14 | bd6d41a |
15 | 7d96674 |
hex | 55e9100 |
90083584 has 36 divisors (see below), whose sum is σ = 183665664. Its totient is φ = 44077568.
The previous prime is 90083573. The next prime is 90083611. The reversal of 90083584 is 48538009.
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, 8289 + ... + 15775.
It is an arithmetic number, because the mean of its divisors is an integer number (5101824).
Almost surely, 290083584 is an apocalyptic number.
90083584 is a gapful number since it is divisible by the number (94) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 90083584, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (91832832).
90083584 is an abundant number, since it is smaller than the sum of its proper divisors (93582080).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
90083584 is an equidigital number, since it uses as much as digits as its factorization.
90083584 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 7550 (or 7536 counting only the distinct ones).
The product of its (nonzero) digits is 34560, while the sum is 37.
The square root of 90083584 is about 9491.2372217746. The cubic root of 90083584 is about 448.2791627436.
The spelling of 90083584 in words is "ninety million, eighty-three thousand, five hundred eighty-four".
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