Base | Representation |
---|---|
bin | 11000110001110000… |
… | …10010010101001101 |
3 | 1021100001122101010100 |
4 | 30120320102111031 |
5 | 204220342411341 |
6 | 10035550401313 |
7 | 650433525354 |
oct | 143070222515 |
9 | 37301571110 |
10 | 13302310221 |
11 | 5706897612 |
12 | 26b2b00239 |
13 | 133cbcb1a5 |
14 | 90298099b |
15 | 52cc6a3b6 |
hex | 318e1254d |
13302310221 has 6 divisors (see below), whose sum is σ = 19214448110. Its totient is φ = 8868206808.
The previous prime is 13302310213. The next prime is 13302310249. The reversal of 13302310221 is 12201320331.
13302310221 is a `hidden beast` number, since 1 + 330 + 2 + 310 + 2 + 21 = 666.
It can be written as a sum of positive squares in only one way, i.e., 13085072100 + 217238121 = 114390^2 + 14739^2 .
It is not a de Polignac number, because 13302310221 - 23 = 13302310213 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 13302310194 and 13302310203.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (13302310261) by changing a digit.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 739017226 + ... + 739017243.
Almost surely, 213302310221 is an apocalyptic number.
It is an amenable number.
13302310221 is a deficient number, since it is larger than the sum of its proper divisors (5912137889).
13302310221 is a wasteful number, since it uses less digits than its factorization.
13302310221 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1478034475 (or 1478034472 counting only the distinct ones).
The product of its (nonzero) digits is 216, while the sum is 18.
Adding to 13302310221 its reverse (12201320331), we get a palindrome (25503630552).
The spelling of 13302310221 in words is "thirteen billion, three hundred two million, three hundred ten thousand, two hundred twenty-one".
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