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13279206 = 232213201
BaseRepresentation
bin110010101001…
…111111100110
3220222122122110
4302221333212
511344413311
61152341450
7220604613
oct62517746
926878573
1013279206
11754a956
124544886
13299c325
141a9950a
1512748a6
hexca9fe6

13279206 has 8 divisors (see below), whose sum is σ = 26558424. Its totient is φ = 4426400.

The previous prime is 13279181. The next prime is 13279207. The reversal of 13279206 is 60297231.

It is a sphenic number, since it is the product of 3 distinct primes.

13279206 is an admirable number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13279207) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1106595 + ... + 1106606.

It is an arithmetic number, because the mean of its divisors is an integer number (3319803).

Almost surely, 213279206 is an apocalyptic number.

13279206 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

13279206 is a wasteful number, since it uses less digits than its factorization.

13279206 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2213206.

The product of its (nonzero) digits is 4536, while the sum is 30.

The square root of 13279206 is about 3644.0644890013. The cubic root of 13279206 is about 236.8049098652.

The spelling of 13279206 in words is "thirteen million, two hundred seventy-nine thousand, two hundred six".

Divisors: 1 2 3 6 2213201 4426402 6639603 13279206