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13292632829 = 725313737361
BaseRepresentation
bin11000110000100110…
…10111101011111101
31021022101102201020102
430120103113223331
5204210403222304
610035003130445
7650255341400
oct143023275375
937271381212
1013292632829
115701387873
1226ab813a25
13133abc0418
14901581d37
1552bea7d1e
hex3184d7afd

13292632829 has 24 divisors (see below), whose sum is σ = 15870032568. Its totient is φ = 11096816640.

The previous prime is 13292632819. The next prime is 13292632841. The reversal of 13292632829 is 92823629231.

It can be written as a sum of positive squares in 4 ways, for example, as 4865760025 + 8426872804 = 69755^2 + 91798^2 .

It is not a de Polignac number, because 13292632829 - 24 = 13292632813 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13292632819) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 337109 + ... + 374469.

It is an arithmetic number, because the mean of its divisors is an integer number (661251357).

Almost surely, 213292632829 is an apocalyptic number.

It is an amenable number.

13292632829 is a deficient number, since it is larger than the sum of its proper divisors (2577399739).

13292632829 is a wasteful number, since it uses less digits than its factorization.

13292632829 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37565 (or 37558 counting only the distinct ones).

The product of its digits is 559872, while the sum is 47.

The spelling of 13292632829 in words is "thirteen billion, two hundred ninety-two million, six hundred thirty-two thousand, eight hundred twenty-nine".

Divisors: 1 7 49 53 137 371 959 2597 6713 7261 37361 50827 261527 355789 1830689 1980133 5118457 13860931 35829199 97026517 250804393 271278221 1898947547 13292632829