Base | Representation |
---|---|
bin | 1010110000110… |
… | …01110101010001 |
3 | 20021212212110121 |
4 | 11120121311101 |
5 | 141103031340 |
6 | 12543030241 |
7 | 2144252515 |
oct | 530316521 |
9 | 207785417 |
10 | 90283345 |
11 | 46a65239 |
12 | 2629b381 |
13 | 15920bc9 |
14 | bdc2145 |
15 | 7dd594a |
hex | 5619d51 |
90283345 has 16 divisors (see below), whose sum is σ = 120752640. Its totient is φ = 64399104.
The previous prime is 90283339. The next prime is 90283397. The reversal of 90283345 is 54338209.
It is a happy number.
It is a cyclic number.
It is not a de Polignac number, because 90283345 - 211 = 90281297 is a prime.
It is a self number, because there is not a number n which added to its sum of digits gives 90283345.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 26337 + ... + 29566.
It is an arithmetic number, because the mean of its divisors is an integer number (7547040).
Almost surely, 290283345 is an apocalyptic number.
90283345 is a gapful number since it is divisible by the number (95) formed by its first and last digit.
It is an amenable number.
90283345 is a deficient number, since it is larger than the sum of its proper divisors (30469295).
90283345 is a wasteful number, since it uses less digits than its factorization.
90283345 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 55944.
The product of its (nonzero) digits is 25920, while the sum is 34.
The square root of 90283345 is about 9501.7548379234. The cubic root of 90283345 is about 448.6102722149.
The spelling of 90283345 in words is "ninety million, two hundred eighty-three thousand, three hundred forty-five".
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