Base | Representation |
---|---|
bin | 10110110000101111… |
… | …11111111000100000 |
3 | 1011112122021121120202 |
4 | 23120113333320200 |
5 | 200011321313344 |
6 | 5340331124332 |
7 | 611553113006 |
oct | 133027777040 |
9 | 34478247522 |
10 | 12220104224 |
11 | 5200a26199 |
12 | 24505a36a8 |
13 | 11c993a803 |
14 | 83cd54a76 |
15 | 4b7c4b94e |
hex | 2d85ffe20 |
12220104224 has 48 divisors (see below), whose sum is σ = 24731723520. Its totient is φ = 5941393920.
The previous prime is 12220104223. The next prime is 12220104233. The reversal of 12220104224 is 42240102221.
It is a junction number, because it is equal to n+sod(n) for n = 12220104196 and 12220104205.
It is not an unprimeable number, because it can be changed into a prime (12220104223) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 129017 + ... + 202695.
It is an arithmetic number, because the mean of its divisors is an integer number (515244240).
Almost surely, 212220104224 is an apocalyptic number.
It is an amenable number.
12220104224 is an abundant number, since it is smaller than the sum of its proper divisors (12511619296).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
12220104224 is an equidigital number, since it uses as much as digits as its factorization.
12220104224 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 73833 (or 73825 counting only the distinct ones).
The product of its (nonzero) digits is 512, while the sum is 20.
Adding to 12220104224 its reverse (42240102221), we get a palindrome (54460206445).
The spelling of 12220104224 in words is "twelve billion, two hundred twenty million, one hundred four thousand, two hundred twenty-four".
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