Base | Representation |
---|---|
bin | 110010011000… |
… | …111100100110 |
3 | 220212002212101 |
4 | 302120330212 |
5 | 11340200012 |
6 | 1151042314 |
7 | 220164214 |
oct | 62307446 |
9 | 26762771 |
10 | 13209382 |
11 | 750244a |
12 | 451039a |
13 | 2976604 |
14 | 1a7bcb4 |
15 | 125dd57 |
hex | c98f26 |
13209382 has 4 divisors (see below), whose sum is σ = 19814076. Its totient is φ = 6604690.
The previous prime is 13209359. The next prime is 13209401. The reversal of 13209382 is 28390231.
13209382 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 28390231 = 271 ⋅104761.
It is a self number, because there is not a number n which added to its sum of digits gives 13209382.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3302344 + ... + 3302347.
It is an arithmetic number, because the mean of its divisors is an integer number (4953519).
Almost surely, 213209382 is an apocalyptic number.
13209382 is a deficient number, since it is larger than the sum of its proper divisors (6604694).
13209382 is an equidigital number, since it uses as much as digits as its factorization.
13209382 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 6604693.
The product of its (nonzero) digits is 2592, while the sum is 28.
The square root of 13209382 is about 3634.4713508294. The cubic root of 13209382 is about 236.3891286921.
The spelling of 13209382 in words is "thirteen million, two hundred nine thousand, three hundred eighty-two".
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