Base | Representation |
---|---|
bin | 10100110111000010… |
… | …101011001100001000 |
3 | 2010210222022202011112 |
4 | 110313002223030020 |
5 | 331332430101202 |
6 | 14142320545452 |
7 | 1422023164100 |
oct | 246702531410 |
9 | 63728282145 |
10 | 22398284552 |
11 | 955427a776 |
12 | 4411182288 |
13 | 215c512817 |
14 | 1126a1a200 |
15 | 8b15a3b52 |
hex | 5370ab308 |
22398284552 has 36 divisors (see below), whose sum is σ = 48859865055. Its totient is φ = 9597994896.
The previous prime is 22398284549. The next prime is 22398284561. The reversal of 22398284552 is 25548289322.
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., 11199142276 + 11199142276 = 105826^2 + 105826^2 .
It is an ABA number since it can be written as A⋅BA, here for A=2, B=105826.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 22398284552.
It is an unprimeable number.
It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 2959349 + ... + 2966907.
Almost surely, 222398284552 is an apocalyptic number.
It is an amenable number.
22398284552 is an abundant number, since it is smaller than the sum of its proper divisors (26461580503).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
22398284552 is an frugal number, since it uses more digits than its factorization.
22398284552 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 15138 (or 7568 counting only the distinct ones).
The product of its digits is 2764800, while the sum is 50.
Multiplying 22398284552 by its sum of digits (50), we get a square (1119914227600 = 10582602).
The spelling of 22398284552 in words is "twenty-two billion, three hundred ninety-eight million, two hundred eighty-four thousand, five hundred fifty-two".
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