Base | Representation |
---|---|
bin | 1010110101011… |
… | …01110001110111 |
3 | 20100000122201200 |
4 | 11122231301313 |
5 | 141231424320 |
6 | 13004023543 |
7 | 2152355325 |
oct | 532556167 |
9 | 210018650 |
10 | 90889335 |
11 | 47339559 |
12 | 26531bb3 |
13 | 15aa3994 |
14 | c0dcd15 |
15 | 7ea5290 |
hex | 56adc77 |
90889335 has 48 divisors (see below), whose sum is σ = 164211840. Its totient is φ = 46448640.
The previous prime is 90889247. The next prime is 90889343. The reversal of 90889335 is 53398809.
Added to its reverse (53398809) it gives a square (144288144 = 120122).
It is not a de Polignac number, because 90889335 - 28 = 90889079 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (45).
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 47 ways as a sum of consecutive naturals, for example, 335250 + ... + 335520.
It is an arithmetic number, because the mean of its divisors is an integer number (3421080).
Almost surely, 290889335 is an apocalyptic number.
90889335 is a deficient number, since it is larger than the sum of its proper divisors (73322505).
90889335 is a wasteful number, since it uses less digits than its factorization.
90889335 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 568 (or 565 counting only the distinct ones).
The product of its (nonzero) digits is 233280, while the sum is 45.
The square root of 90889335 is about 9533.5898275518. The cubic root of 90889335 is about 449.6117391783.
Adding to 90889335 its reverse (53398809), we get a square (144288144 = 120122).
The spelling of 90889335 in words is "ninety million, eight hundred eighty-nine thousand, three hundred thirty-five".
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