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13230365299 = 13819580279
BaseRepresentation
bin11000101001001011…
…10101101001110011
31021011001021012020121
430110211311221303
5204043433142144
610024500351111
7645601151404
oct142445655163
937131235217
1013230365299
11567a2182a8
1226929a5497
13132b02b328
148d71b39ab
155267a8384
hex314975a73

13230365299 has 4 divisors (see below), whose sum is σ = 13239946960. Its totient is φ = 13220783640.

The previous prime is 13230365293. The next prime is 13230365329. The reversal of 13230365299 is 99256303231.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 99256303231 = 280273541453.

It is a cyclic number.

It is not a de Polignac number, because 13230365299 - 231 = 11082881651 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (13230365293) 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, 4788759 + ... + 4791520.

It is an arithmetic number, because the mean of its divisors is an integer number (3309986740).

Almost surely, 213230365299 is an apocalyptic number.

13230365299 is a deficient number, since it is larger than the sum of its proper divisors (9581661).

13230365299 is an equidigital number, since it uses as much as digits as its factorization.

13230365299 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9581660.

The product of its (nonzero) digits is 262440, while the sum is 43.

The spelling of 13230365299 in words is "thirteen billion, two hundred thirty million, three hundred sixty-five thousand, two hundred ninety-nine".

Divisors: 1 1381 9580279 13230365299