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12214123768 = 2372112832589
BaseRepresentation
bin10110110000000010…
…01011110011111000
31011112020000202221101
423120001023303320
5200003303430033
65335555021144
7611451224200
oct133001136370
934466022841
1012214123768
1151a8610a70
12244a59a7b4
1311c8625692
1483c239400
154b746997d
hex2d804bcf8

12214123768 has 48 divisors (see below), whose sum is σ = 29062373400. Its totient is φ = 4758747840.

The previous prime is 12214123759. The next prime is 12214123771. The reversal of 12214123768 is 86732141221.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1411983 + ... + 1420606.

Almost surely, 212214123768 is an apocalyptic number.

It is an amenable number.

12214123768 is an abundant number, since it is smaller than the sum of its proper divisors (16848249632).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

12214123768 is a wasteful number, since it uses less digits than its factorization.

12214123768 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2832620 (or 2832609 counting only the distinct ones).

The product of its digits is 32256, while the sum is 37.

Adding to 12214123768 its reverse (86732141221), we get a palindrome (98946264989).

The spelling of 12214123768 in words is "twelve billion, two hundred fourteen million, one hundred twenty-three thousand, seven hundred sixty-eight".

Divisors: 1 2 4 7 8 11 14 22 28 44 49 56 77 88 98 154 196 308 392 539 616 1078 2156 4312 2832589 5665178 11330356 19828123 22660712 31158479 39656246 62316958 79312492 124633916 138796861 158624984 218109353 249267832 277593722 436218706 555187444 872437412 1110374888 1526765471 1744874824 3053530942 6107061884 12214123768