Base | Representation |
---|---|
bin | 1010110101110… |
… | …00111000101001 |
3 | 20100002222010111 |
4 | 11122320320221 |
5 | 141234403300 |
6 | 13005014321 |
7 | 2152635052 |
oct | 532707051 |
9 | 210088114 |
10 | 90934825 |
11 | 4736a753 |
12 | 265543a1 |
13 | 15abb5b7 |
14 | c111729 |
15 | 7eb39ba |
hex | 56b8e29 |
90934825 has 6 divisors (see below), whose sum is σ = 112759214. Its totient is φ = 72747840.
The previous prime is 90934813. The next prime is 90934861. The reversal of 90934825 is 52843909.
It is a happy number.
It can be written as a sum of positive squares in 3 ways, for example, as 94864 + 90839961 = 308^2 + 9531^2 .
It is not a de Polignac number, because 90934825 - 25 = 90934793 is a prime.
It is a Duffinian number.
It is an unprimeable number.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1818672 + ... + 1818721.
Almost surely, 290934825 is an apocalyptic number.
It is an amenable number.
90934825 is a deficient number, since it is larger than the sum of its proper divisors (21824389).
90934825 is a wasteful number, since it uses less digits than its factorization.
90934825 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3637403 (or 3637398 counting only the distinct ones).
The product of its (nonzero) digits is 77760, while the sum is 40.
The square root of 90934825 is about 9535.9753040788. The cubic root of 90934825 is about 449.6867367078.
The spelling of 90934825 in words is "ninety million, nine hundred thirty-four thousand, eight hundred twenty-five".
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