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13234020323 = 22758299649
BaseRepresentation
bin11000101001100111…
…10001111111100011
31021011022010212222212
430110303301333203
5204100402122243
610025110552335
7645644213426
oct142463617743
937138125885
1013234020323
115681294387
1226940686ab
13132ba0ab74
148d78859bd
15526c7b318
hex314cf1fe3

13234020323 has 4 divisors (see below), whose sum is σ = 13292320200. Its totient is φ = 13175720448.

The previous prime is 13234020313. The next prime is 13234020329. The reversal of 13234020323 is 32302043231.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 13234020323 - 210 = 13234019299 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (13234020329) 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, 29149598 + ... + 29150051.

It is an arithmetic number, because the mean of its divisors is an integer number (3323080050).

Almost surely, 213234020323 is an apocalyptic number.

13234020323 is a deficient number, since it is larger than the sum of its proper divisors (58299877).

13234020323 is an equidigital number, since it uses as much as digits as its factorization.

13234020323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 58299876.

The product of its (nonzero) digits is 2592, while the sum is 23.

Adding to 13234020323 its reverse (32302043231), we get a palindrome (45536063554).

The spelling of 13234020323 in words is "thirteen billion, two hundred thirty-four million, twenty thousand, three hundred twenty-three".

Divisors: 1 227 58299649 13234020323