Base | Representation |
---|---|
bin | 10101000000101100… |
… | …101000100000000000 |
3 | 2011020021010220010102 |
4 | 111000230220200000 |
5 | 332200412403103 |
6 | 14210345021532 |
7 | 1426031126534 |
oct | 250054504000 |
9 | 64207126112 |
10 | 22560278528 |
11 | 9627764197 |
12 | 44574848a8 |
13 | 2186c50a48 |
14 | 1140347bc4 |
15 | 8c0901e88 |
hex | 540b28800 |
22560278528 has 36 divisors (see below), whose sum is σ = 45123136695. Its totient is φ = 11276740608.
The previous prime is 22560278513. The next prime is 22560278561. The reversal of 22560278528 is 82587206522.
It is a powerful number, because all its prime factors have an exponent greater than 1 and also an Achilles number because it is not a perfect power.
It can be written as a sum of positive squares in only one way, i.e., 11280139264 + 11280139264 = 106208^2 + 106208^2 .
It is an ABA number since it can be written as A⋅BA, here for A=2, B=106208.
It is a Duffinian number.
It is an unprimeable number.
It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 6795653 + ... + 6798971.
Almost surely, 222560278528 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 22560278528
22560278528 is an abundant number, since it is smaller than the sum of its proper divisors (22562858167).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
22560278528 is an frugal number, since it uses more digits than its factorization.
22560278528 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 6660 (or 3321 counting only the distinct ones).
The product of its (nonzero) digits is 1075200, while the sum is 47.
The spelling of 22560278528 in words is "twenty-two billion, five hundred sixty million, two hundred seventy-eight thousand, five hundred twenty-eight".
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