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12869282239 = 115443214943
BaseRepresentation
bin10111111110001000…
…11010100110111111
31020012212211021101221
423333010122212333
5202324014012424
65525001214211
7633625044202
oct137704324677
936185737357
1012869282239
115504413250
1225b1a91367
1312a1294608
148a125d939
15504c309e4
hex2ff11a9bf

12869282239 has 8 divisors (see below), whose sum is σ = 14041861632. Its totient is φ = 11697143640.

The previous prime is 12869282233. The next prime is 12869282269. The reversal of 12869282239 is 93228296821.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 12869282239 - 221 = 12867185087 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 (12869282233) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 47599 + ... + 167344.

It is an arithmetic number, because the mean of its divisors is an integer number (1755232704).

Almost surely, 212869282239 is an apocalyptic number.

12869282239 is a deficient number, since it is larger than the sum of its proper divisors (1172579393).

12869282239 is a wasteful number, since it uses less digits than its factorization.

12869282239 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 220397.

The product of its digits is 1492992, while the sum is 52.

The spelling of 12869282239 in words is "twelve billion, eight hundred sixty-nine million, two hundred eighty-two thousand, two hundred thirty-nine".

Divisors: 1 11 5443 59873 214943 2364373 1169934749 12869282239