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13260343 = 314110433
BaseRepresentation
bin110010100101…
…011000110111
3220221200202211
4302211120313
511343312333
61152114251
7220465615
oct62453067
926850684
1013260343
117537768
124535987
132993875
141a926b5
15126decd
hexca5637

13260343 has 8 divisors (see below), whose sum is σ = 14023296. Its totient is φ = 12518400.

The previous prime is 13260341. The next prime is 13260349. The reversal of 13260343 is 34306231.

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 13260343 - 21 = 13260341 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13260341) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3946 + ... + 6487.

It is an arithmetic number, because the mean of its divisors is an integer number (1752912).

Almost surely, 213260343 is an apocalyptic number.

13260343 is a deficient number, since it is larger than the sum of its proper divisors (762953).

13260343 is a wasteful number, since it uses less digits than its factorization.

13260343 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10505.

The product of its (nonzero) digits is 1296, while the sum is 22.

The square root of 13260343 is about 3641.4753878064. The cubic root of 13260343 is about 236.6927302733.

Adding to 13260343 its reverse (34306231), we get a palindrome (47566574).

The spelling of 13260343 in words is "thirteen million, two hundred sixty thousand, three hundred forty-three".

Divisors: 1 31 41 1271 10433 323423 427753 13260343