Base | Representation |
---|---|
bin | 101010010010101111… |
… | …1110111101100111000 |
3 | 22200102122022000122001 |
4 | 1110211133313230320 |
5 | 2442001244043244 |
6 | 105420153110344 |
7 | 6363455242006 |
oct | 1244537675470 |
9 | 280378260561 |
10 | 90823424824 |
11 | 35577501380 |
12 | 157286b83b4 |
13 | 87455b73c2 |
14 | 4578403a76 |
15 | 25687ce5d4 |
hex | 15257f7b38 |
90823424824 has 32 divisors (see below), whose sum is σ = 186281452800. Its totient is φ = 41170871520.
The previous prime is 90823424821. The next prime is 90823424831. The reversal of 90823424824 is 42842432809.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (90823424821) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1373814 + ... + 1438405.
It is an arithmetic number, because the mean of its divisors is an integer number (5821295400).
Almost surely, 290823424824 is an apocalyptic number.
It is an amenable number.
90823424824 is an abundant number, since it is smaller than the sum of its proper divisors (95458027976).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
90823424824 is a wasteful number, since it uses less digits than its factorization.
90823424824 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2812603 (or 2812599 counting only the distinct ones).
The product of its (nonzero) digits is 884736, while the sum is 46.
The spelling of 90823424824 in words is "ninety billion, eight hundred twenty-three million, four hundred twenty-four thousand, eight hundred twenty-four".
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