Base | Representation |
---|---|
bin | 10110110001001101… |
… | …11101011010000000 |
3 | 1011112220122212120121 |
4 | 23120212331122000 |
5 | 200013322314430 |
6 | 5340551150024 |
7 | 611631336316 |
oct | 133046753200 |
9 | 34486585517 |
10 | 12224026240 |
11 | 5203164928 |
12 | 2451975314 |
13 | 11ca6b1a2a |
14 | 83d6960b6 |
15 | 4b8273a7a |
hex | 2d89bd680 |
12224026240 has 64 divisors (see below), whose sum is σ = 29902736160. Its totient is φ = 4775887872.
The previous prime is 12224026207. The next prime is 12224026259. The reversal of 12224026240 is 4262042221.
It is a tau number, because it is divible by the number of its divisors (64).
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 194574 + ... + 249613.
Almost surely, 212224026240 is an apocalyptic number.
12224026240 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
12224026240 is an abundant number, since it is smaller than the sum of its proper divisors (17678709920).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
12224026240 is an equidigital number, since it uses as much as digits as its factorization.
12224026240 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 444249 (or 444237 counting only the distinct ones).
The product of its (nonzero) digits is 3072, while the sum is 25.
Adding to 12224026240 its reverse (4262042221), we get a palindrome (16486068461).
The spelling of 12224026240 in words is "twelve billion, two hundred twenty-four million, twenty-six thousand, two hundred forty".
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