Base | Representation |
---|---|
bin | 10100100111001010… |
… | …111011011000010000 |
3 | 2010010102021201122220 |
4 | 110213022323120100 |
5 | 330311243400220 |
6 | 14100045501040 |
7 | 1412311000650 |
oct | 244712733020 |
9 | 63112251586 |
10 | 22132012560 |
11 | 9427a42679 |
12 | 4357b71780 |
13 | 21192c3828 |
14 | 10dd506360 |
15 | 898008540 |
hex | 5272bb610 |
22132012560 has 80 divisors (see below), whose sum is σ = 78410564736. Its totient is φ = 5058745344.
The previous prime is 22132012531. The next prime is 22132012561. The reversal of 22132012560 is 6521023122.
It is a tau number, because it is divible by the number of its divisors (80).
It is a Harshad number since it is a multiple of its sum of digits (24).
It is a self number, because there is not a number n which added to its sum of digits gives 22132012560.
It is not an unprimeable number, because it can be changed into a prime (22132012561) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6585229 + ... + 6588588.
Almost surely, 222132012560 is an apocalyptic number.
22132012560 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
22132012560 is an abundant number, since it is smaller than the sum of its proper divisors (56278552176).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
22132012560 is a wasteful number, since it uses less digits than its factorization.
22132012560 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 13173840 (or 13173834 counting only the distinct ones).
The product of its (nonzero) digits is 1440, while the sum is 24.
Adding to 22132012560 its reverse (6521023122), we get a palindrome (28653035682).
The spelling of 22132012560 in words is "twenty-two billion, one hundred thirty-two million, twelve thousand, five hundred sixty".
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