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13232122313 = 22875785799
BaseRepresentation
bin11000101001011001…
…00010100111001001
31021011011120110102012
430110230202213021
5204044410403223
610025002145305
7645622120034
oct142454424711
937134513365
1013232122313
115680208383
1226934b2235
13132b4c4c97
148d751001b
15526a03c78
hex314b229c9

13232122313 has 4 divisors (see below), whose sum is σ = 13237910400. Its totient is φ = 13226334228.

The previous prime is 13232122289. The next prime is 13232122327. The reversal of 13232122313 is 31322123231.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 31322123231 = 74474589033.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-13232122313 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (13232122213) 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, 2890613 + ... + 2895186.

It is an arithmetic number, because the mean of its divisors is an integer number (3309477600).

Almost surely, 213232122313 is an apocalyptic number.

It is an amenable number.

13232122313 is a deficient number, since it is larger than the sum of its proper divisors (5788087).

13232122313 is an equidigital number, since it uses as much as digits as its factorization.

13232122313 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5788086.

The product of its digits is 1296, while the sum is 23.

Adding to 13232122313 its reverse (31322123231), we get a palindrome (44554245544).

The spelling of 13232122313 in words is "thirteen billion, two hundred thirty-two million, one hundred twenty-two thousand, three hundred thirteen".

Divisors: 1 2287 5785799 13232122313