Base | Representation |
---|---|
bin | 10100111110110111… |
… | …010011000111011010 |
3 | 2011011010021012111000 |
4 | 110332313103013122 |
5 | 332120024120330 |
6 | 14203325445430 |
7 | 1425205522020 |
oct | 247667230732 |
9 | 64133235430 |
10 | 22529520090 |
11 | 96113659a0 |
12 | 4449110876 |
13 | 218077179c |
14 | 113a21c710 |
15 | 8bcd78560 |
hex | 53edd31da |
22529520090 has 256 divisors, whose sum is σ = 76733153280. Its totient is φ = 4567104000.
The previous prime is 22529520089. The next prime is 22529520127. The reversal of 22529520090 is 9002592522.
22529520090 is a `hidden beast` number, since 2 + 25 + 29 + 520 + 0 + 90 = 666.
It is an unprimeable number.
It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 839175 + ... + 865605.
It is an arithmetic number, because the mean of its divisors is an integer number (299738880).
Almost surely, 222529520090 is an apocalyptic number.
It is a practical number, because each smaller number is the sum of distinct divisors of 22529520090, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (38366576640).
22529520090 is an abundant number, since it is smaller than the sum of its proper divisors (54203633190).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
22529520090 is a wasteful number, since it uses less digits than its factorization.
22529520090 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 26506 (or 26500 counting only the distinct ones).
The product of its (nonzero) digits is 32400, while the sum is 36.
The spelling of 22529520090 in words is "twenty-two billion, five hundred twenty-nine million, five hundred twenty thousand, ninety".
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