Base | Representation |
---|---|
bin | 11000100101100100… |
… | …00000010101000001 |
3 | 1021001221010111022210 |
4 | 30102302000111001 |
5 | 204013200002241 |
6 | 10021453452333 |
7 | 645052102644 |
oct | 142262002501 |
9 | 37057114283 |
10 | 13200000321 |
11 | 5664068682 |
12 | 26847a10a9 |
13 | 13249591a1 |
14 | 8d314ba5b |
15 | 523cab316 |
hex | 312c80541 |
13200000321 has 32 divisors (see below), whose sum is σ = 18874944000. Its totient is φ = 8180483328.
The previous prime is 13200000313. The next prime is 13200000347. The reversal of 13200000321 is 12300000231.
It is a happy number.
It is not a de Polignac number, because 13200000321 - 23 = 13200000313 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 13200000297 and 13200000306.
It is not an unprimeable number, because it can be changed into a prime (13200000361) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1990950 + ... + 1997568.
It is an arithmetic number, because the mean of its divisors is an integer number (589842000).
Almost surely, 213200000321 is an apocalyptic number.
It is an amenable number.
13200000321 is a deficient number, since it is larger than the sum of its proper divisors (5674943679).
13200000321 is a wasteful number, since it uses less digits than its factorization.
13200000321 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 7293.
The product of its (nonzero) digits is 36, while the sum is 12.
Adding to 13200000321 its reverse (12300000231), we get a palindrome (25500000552).
The spelling of 13200000321 in words is "thirteen billion, two hundred million, three hundred twenty-one", and thus it is an aban number.
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