Base | Representation |
---|---|
bin | 1010110101011… |
… | …10100101111101 |
3 | 20100000211022011 |
4 | 11122232211331 |
5 | 141232031134 |
6 | 13004051221 |
7 | 2152401130 |
oct | 532564575 |
9 | 210024264 |
10 | 90892669 |
11 | 4734100a |
12 | 26533b11 |
13 | 15aa535a |
14 | c100217 |
15 | 7ea6264 |
hex | 56ae97d |
90892669 has 16 divisors (see below), whose sum is σ = 107903488. Its totient is φ = 74943792.
The previous prime is 90892661. The next prime is 90892673. The reversal of 90892669 is 96629809.
It is a happy number.
It is not a de Polignac number, because 90892669 - 23 = 90892661 is a prime.
It is a super-2 number, since 2×908926692 = 16522954555887122, which contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (90892661) by changing a digit.
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 15 ways as a sum of consecutive naturals, for example, 17914 + ... + 22420.
It is an arithmetic number, because the mean of its divisors is an integer number (6743968).
Almost surely, 290892669 is an apocalyptic number.
It is an amenable number.
90892669 is a deficient number, since it is larger than the sum of its proper divisors (17010819).
90892669 is a wasteful number, since it uses less digits than its factorization.
90892669 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 4624.
The product of its (nonzero) digits is 419904, while the sum is 49.
The square root of 90892669 is about 9533.7646813837. The cubic root of 90892669 is about 449.6172366594.
The spelling of 90892669 in words is "ninety million, eight hundred ninety-two thousand, six hundred sixty-nine".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.073 sec. • engine limits •