Base | Representation |
---|---|
bin | 1010110000100… |
… | …00011010010110 |
3 | 20021210220112110 |
4 | 11120100122112 |
5 | 141100313013 |
6 | 12542131450 |
7 | 2144032152 |
oct | 530203226 |
9 | 207726473 |
10 | 90244758 |
11 | 46a3924a |
12 | 26280b86 |
13 | 15909486 |
14 | bdb2062 |
15 | 7dc92c3 |
hex | 5610696 |
90244758 has 32 divisors (see below), whose sum is σ = 182808576. Its totient is φ = 29698208.
The previous prime is 90244757. The next prime is 90244771. The reversal of 90244758 is 85744209.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (90244753) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 235435 + ... + 235817.
It is an arithmetic number, because the mean of its divisors is an integer number (5712768).
Almost surely, 290244758 is an apocalyptic number.
90244758 is an abundant number, since it is smaller than the sum of its proper divisors (92563818).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
90244758 is a wasteful number, since it uses less digits than its factorization.
90244758 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 788.
The product of its (nonzero) digits is 80640, while the sum is 39.
The square root of 90244758 is about 9499.7241012568. The cubic root of 90244758 is about 448.5463512657.
The spelling of 90244758 in words is "ninety million, two hundred forty-four thousand, seven hundred fifty-eight".
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