Base | Representation |
---|---|
bin | 1010110101011… |
… | …10011111101101 |
3 | 20100000210202100 |
4 | 11122232133231 |
5 | 141232023034 |
6 | 13004045313 |
7 | 2152400016 |
oct | 532563755 |
9 | 210023670 |
10 | 90892269 |
11 | 47340786 |
12 | 26533839 |
13 | 15aa5110 |
14 | c10000d |
15 | 7ea6099 |
hex | 56ae7ed |
90892269 has 24 divisors (see below), whose sum is σ = 141875552. Its totient is φ = 55740960.
The previous prime is 90892261. The next prime is 90892309. The reversal of 90892269 is 96229809.
It is not a de Polignac number, because 90892269 - 23 = 90892261 is a prime.
It is a super-2 number, since 2×908922692 = 16522809127936722, which contains 22 as substring.
It is a Curzon number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (90892261) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 37554 + ... + 39900.
Almost surely, 290892269 is an apocalyptic number.
It is an amenable number.
90892269 is a deficient number, since it is larger than the sum of its proper divisors (50983283).
90892269 is a wasteful number, since it uses less digits than its factorization.
90892269 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2697 (or 2694 counting only the distinct ones).
The product of its (nonzero) digits is 139968, while the sum is 45.
The square root of 90892269 is about 9533.7437032889. The cubic root of 90892269 is about 449.6165771007.
The spelling of 90892269 in words is "ninety million, eight hundred ninety-two thousand, two hundred sixty-nine".
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