Base | Representation |
---|---|
bin | 11000101000010100… |
… | …10000000000011100 |
3 | 1021010112122202200112 |
4 | 30110022100000130 |
5 | 204040110230322 |
6 | 10024041345152 |
7 | 645452530532 |
oct | 142412200034 |
9 | 37115582615 |
10 | 13223133212 |
11 | 5676128773 |
12 | 26904981b8 |
13 | 13296985a3 |
14 | 8d6250152 |
15 | 525d2a5e2 |
hex | 31429001c |
13223133212 has 12 divisors (see below), whose sum is σ = 23182031880. Its totient is φ = 6599695536.
The previous prime is 13223133167. The next prime is 13223133221. The reversal of 13223133212 is 21233132231.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2965262 + ... + 2969717.
It is an arithmetic number, because the mean of its divisors is an integer number (1931835990).
Almost surely, 213223133212 is an apocalyptic number.
It is an amenable number.
13223133212 is a deficient number, since it is larger than the sum of its proper divisors (9958898668).
13223133212 is a wasteful number, since it uses less digits than its factorization.
13223133212 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 5935540 (or 5935538 counting only the distinct ones).
The product of its digits is 1296, while the sum is 23.
Adding to 13223133212 its reverse (21233132231), we get a palindrome (34456265443).
The spelling of 13223133212 in words is "thirteen billion, two hundred twenty-three million, one hundred thirty-three thousand, two hundred twelve".
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