Base | Representation |
---|---|
bin | 110010000000… |
… | …011111010110 |
3 | 220200000110011 |
4 | 302000133112 |
5 | 11323443311 |
6 | 1144550434 |
7 | 216266155 |
oct | 62003726 |
9 | 26600404 |
10 | 13109206 |
11 | 7444160 |
12 | 448241a |
13 | 293cb36 |
14 | 1a5359c |
15 | 123e321 |
hex | c807d6 |
13109206 has 8 divisors (see below), whose sum is σ = 21451464. Its totient is φ = 5958720.
The previous prime is 13109203. The next prime is 13109237. The reversal of 13109206 is 60290131.
13109206 is nontrivially palindromic in base 15.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a Harshad number since it is a multiple of its sum of digits (22), and also a Moran number because the ratio is a prime number: 595873 = 13109206 / (1 + 3 + 1 + 0 + 9 + 2 + 0 + 6).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (13109203) 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 3 ways as a sum of consecutive naturals, for example, 297915 + ... + 297958.
It is an arithmetic number, because the mean of its divisors is an integer number (2681433).
Almost surely, 213109206 is an apocalyptic number.
13109206 is a deficient number, since it is larger than the sum of its proper divisors (8342258).
13109206 is a wasteful number, since it uses less digits than its factorization.
13109206 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 595886.
The product of its (nonzero) digits is 324, while the sum is 22.
The square root of 13109206 is about 3620.6637513031. The cubic root of 13109206 is about 235.7900435663.
Adding to 13109206 its reverse (60290131), we get a palindrome (73399337).
The spelling of 13109206 in words is "thirteen million, one hundred nine thousand, two hundred six".
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