Base | Representation |
---|---|
bin | 10110101110100000… |
… | …10001100100110001 |
3 | 1011111022220101012222 |
4 | 23113100101210301 |
5 | 144442013133241 |
6 | 5334420130425 |
7 | 611234233655 |
oct | 132720214461 |
9 | 34438811188 |
10 | 12201302321 |
11 | 51a135402a |
12 | 2446236a15 |
13 | 11c5a86820 |
14 | 83a65ca65 |
15 | 4b6285a4b |
hex | 2d7411931 |
12201302321 has 8 divisors (see below), whose sum is σ = 13146626304. Its totient is φ = 11256944400.
The previous prime is 12201302293. The next prime is 12201302329. The reversal of 12201302321 is 12320310221.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 12201302321 - 230 = 11127560497 is a prime.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 12201302321.
It is not an unprimeable number, because it can be changed into a prime (12201302329) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 215171 + ... + 265896.
It is an arithmetic number, because the mean of its divisors is an integer number (1643328288).
Almost surely, 212201302321 is an apocalyptic number.
It is an amenable number.
12201302321 is a deficient number, since it is larger than the sum of its proper divisors (945323983).
12201302321 is a wasteful number, since it uses less digits than its factorization.
12201302321 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 483031.
The product of its (nonzero) digits is 144, while the sum is 17.
Adding to 12201302321 its reverse (12320310221), we get a palindrome (24521612542).
The spelling of 12201302321 in words is "twelve billion, two hundred one million, three hundred two thousand, three hundred twenty-one".
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