Base | Representation |
---|---|
bin | 10110101111111001… |
… | …11010100010011011 |
3 | 1011112010220220111220 |
4 | 23113330322202123 |
5 | 200003012120233 |
6 | 5335515023123 |
7 | 611435552643 |
oct | 132774724233 |
9 | 34463826456 |
10 | 12213004443 |
11 | 51a7a17002 |
12 | 244a13aaa3 |
13 | 11c8323063 |
14 | 83c027523 |
15 | 4b72e7eb3 |
hex | 2d7f3a89b |
12213004443 has 16 divisors (see below), whose sum is σ = 16362240000. Its totient is φ = 8102928960.
The previous prime is 12213004429. The next prime is 12213004451. The reversal of 12213004443 is 34440031221.
It is not a de Polignac number, because 12213004443 - 222 = 12208810139 is a prime.
It is not an unprimeable number, because it can be changed into a prime (12213002443) 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, 1429023 + ... + 1437543.
It is an arithmetic number, because the mean of its divisors is an integer number (1022640000).
Almost surely, 212213004443 is an apocalyptic number.
12213004443 is a deficient number, since it is larger than the sum of its proper divisors (4149235557).
12213004443 is a wasteful number, since it uses less digits than its factorization.
12213004443 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 10762.
The product of its (nonzero) digits is 2304, while the sum is 24.
Adding to 12213004443 its reverse (34440031221), we get a palindrome (46653035664).
The spelling of 12213004443 in words is "twelve billion, two hundred thirteen million, four thousand, four hundred forty-three".
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