Base | Representation |
---|---|
bin | 1010101111100… |
… | …10101011010110 |
3 | 20021120201110122 |
4 | 11113302223112 |
5 | 141032413331 |
6 | 12535351542 |
7 | 2143014113 |
oct | 527625326 |
9 | 207521418 |
10 | 90122966 |
11 | 4696579a |
12 | 262225b2 |
13 | 15895bcb |
14 | bd7d90a |
15 | 7da317b |
hex | 55f2ad6 |
90122966 has 16 divisors (see below), whose sum is σ = 143132400. Its totient is φ = 42439968.
The previous prime is 90122957. The next prime is 90123041. The reversal of 90122966 is 66922109.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 281 + ... + 13428.
It is an arithmetic number, because the mean of its divisors is an integer number (8945775).
Almost surely, 290122966 is an apocalyptic number.
90122966 is a deficient number, since it is larger than the sum of its proper divisors (53009434).
90122966 is a wasteful number, since it uses less digits than its factorization.
90122966 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 13903.
The product of its (nonzero) digits is 11664, while the sum is 35.
The square root of 90122966 is about 9493.3116455745. The cubic root of 90122966 is about 448.3444782250.
The spelling of 90122966 in words is "ninety million, one hundred twenty-two thousand, nine hundred sixty-six".
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