Base | Representation |
---|---|
bin | 110011011000… |
… | …001000110001 |
3 | 221100020220120 |
4 | 303120020301 |
5 | 11421440314 |
6 | 1200400453 |
7 | 222322626 |
oct | 63301061 |
9 | 27306816 |
10 | 13468209 |
11 | 7669957 |
12 | 4616129 |
13 | 2a37371 |
14 | 1b0834d |
15 | 12b08a9 |
hex | cd8231 |
13468209 has 8 divisors (see below), whose sum is σ = 18576960. Its totient is φ = 8669136.
The previous prime is 13468187. The next prime is 13468219. The reversal of 13468209 is 90286431.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 13468209 - 211 = 13466161 is a prime.
It is a Curzon number.
It is a self number, because there is not a number n which added to its sum of digits gives 13468209.
It is not an unprimeable number, because it can be changed into a prime (13468219) 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, 77317 + ... + 77490.
It is an arithmetic number, because the mean of its divisors is an integer number (2322120).
Almost surely, 213468209 is an apocalyptic number.
It is an amenable number.
13468209 is a deficient number, since it is larger than the sum of its proper divisors (5108751).
13468209 is a wasteful number, since it uses less digits than its factorization.
13468209 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 154839.
The product of its (nonzero) digits is 10368, while the sum is 33.
The square root of 13468209 is about 3669.9058571031. The cubic root of 13468209 is about 237.9231032324.
The spelling of 13468209 in words is "thirteen million, four hundred sixty-eight thousand, two hundred nine".
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