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12413232311 = 31079399409
BaseRepresentation
bin10111000111110001…
…01110010010110111
31012001002200112111212
423203320232102313
5200410241413221
65411430352035
7616416506444
oct134370562267
935032615455
1012413232311
11529aa45187
1224a51bb61b
13122a959c9c
1485a8689cb
154c9b99b5b
hex2e3e2e4b7

12413232311 has 4 divisors (see below), whose sum is σ = 12413662800. Its totient is φ = 12412801824.

The previous prime is 12413232289. The next prime is 12413232313. The reversal of 12413232311 is 11323231421.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 11323231421 = 13331849391.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-12413232311 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 (12413232313) 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, 168626 + ... + 230783.

It is an arithmetic number, because the mean of its divisors is an integer number (3103415700).

Almost surely, 212413232311 is an apocalyptic number.

12413232311 is a deficient number, since it is larger than the sum of its proper divisors (430489).

12413232311 is an equidigital number, since it uses as much as digits as its factorization.

12413232311 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 430488.

The product of its digits is 864, while the sum is 23.

Adding to 12413232311 its reverse (11323231421), we get a palindrome (23736463732).

The spelling of 12413232311 in words is "twelve billion, four hundred thirteen million, two hundred thirty-two thousand, three hundred eleven".

Divisors: 1 31079 399409 12413232311