Base | Representation |
---|---|
bin | 10110101111111010… |
… | …10010011011110000 |
3 | 1011112011002212202222 |
4 | 23113331102123300 |
5 | 200003023233240 |
6 | 5335521100212 |
7 | 611436441206 |
oct | 132775223360 |
9 | 34464085688 |
10 | 12213102320 |
11 | 51a7a835a1 |
12 | 244a187668 |
13 | 11c8358783 |
14 | 83c051076 |
15 | 4b7316eb5 |
hex | 2d7f526f0 |
12213102320 has 40 divisors (see below), whose sum is σ = 28619073024. Its totient is φ = 4846770432.
The previous prime is 12213102269. The next prime is 12213102331. The reversal of 12213102320 is 2320131221.
It is a tau number, because it is divible by the number of its divisors (40).
It is a congruent number.
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, 590879 + ... + 611198.
Almost surely, 212213102320 is an apocalyptic number.
12213102320 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
12213102320 is an abundant number, since it is smaller than the sum of its proper divisors (16405970704).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
12213102320 is a wasteful number, since it uses less digits than its factorization.
12213102320 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1202217 (or 1202211 counting only the distinct ones).
The product of its (nonzero) digits is 144, while the sum is 17.
Adding to 12213102320 its reverse (2320131221), we get a palindrome (14533233541).
The spelling of 12213102320 in words is "twelve billion, two hundred thirteen million, one hundred two thousand, three hundred twenty".
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