Base | Representation |
---|---|
bin | 1010110000011… |
… | …10101111111110 |
3 | 20021210120012022 |
4 | 11120032233332 |
5 | 141100103300 |
6 | 12542040142 |
7 | 2144003255 |
oct | 530165776 |
9 | 207716168 |
10 | 90237950 |
11 | 46a34120 |
12 | 26279052 |
13 | 1590634a |
14 | bdad79c |
15 | 7dc7285 |
hex | 560ebfe |
90237950 has 48 divisors (see below), whose sum is σ = 184273920. Its totient is φ = 32604000.
The previous prime is 90237929. The next prime is 90237967. The reversal of 90237950 is 5973209.
It is a self number, because there is not a number n which added to its sum of digits gives 90237950.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 104621 + ... + 105479.
It is an arithmetic number, because the mean of its divisors is an integer number (3839040).
Almost surely, 290237950 is an apocalyptic number.
90237950 is an abundant number, since it is smaller than the sum of its proper divisors (94035970).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
90237950 is a wasteful number, since it uses less digits than its factorization.
90237950 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1073 (or 1068 counting only the distinct ones).
The product of its (nonzero) digits is 17010, while the sum is 35.
The square root of 90237950 is about 9499.3657683026. The cubic root of 90237950 is about 448.5350716434.
The spelling of 90237950 in words is "ninety million, two hundred thirty-seven thousand, nine hundred fifty".
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