Base | Representation |
---|---|
bin | 110010011101… |
… | …000010010011 |
3 | 220212221211201 |
4 | 302131002103 |
5 | 11341214011 |
6 | 1151252031 |
7 | 220264102 |
oct | 62350223 |
9 | 26787751 |
10 | 13226131 |
11 | 7513a96 |
12 | 451a017 |
13 | 2981119 |
14 | 1a84039 |
15 | 1263cc1 |
hex | c9d093 |
13226131 has 8 divisors (see below), whose sum is σ = 13666320. Its totient is φ = 12790368.
The previous prime is 13226123. The next prime is 13226159. The reversal of 13226131 is 13162231.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 13226131 - 23 = 13226123 is a prime.
It is a super-2 number, since 2×132261312 = 349861082458322, which contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 13226099 and 13226108.
It is not an unprimeable number, because it can be changed into a prime (13226531) 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 7 ways as a sum of consecutive naturals, for example, 5625 + ... + 7621.
It is an arithmetic number, because the mean of its divisors is an integer number (1708290).
Almost surely, 213226131 is an apocalyptic number.
13226131 is a deficient number, since it is larger than the sum of its proper divisors (440189).
13226131 is a wasteful number, since it uses less digits than its factorization.
13226131 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2213.
The product of its digits is 216, while the sum is 19.
The square root of 13226131 is about 3636.7748074358. The cubic root of 13226131 is about 236.4889973382.
Adding to 13226131 its reverse (13162231), we get a palindrome (26388362).
The spelling of 13226131 in words is "thirteen million, two hundred twenty-six thousand, one hundred thirty-one".
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