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13368734642280 = 2335111406122019
BaseRepresentation
bin1100001010001010011010…
…1011011111000001101000
31202100001001002210011102110
43002202212223133001220
53223013132032023110
644233302323402320
72546600464345113
oct302424653370150
952301032704373
1013368734642280
114294715202086
1215bab4a2233a0
1375c887a35694
1434309bab957a
15182b4130aa20
hexc28a6adf068

13368734642280 has 32 divisors (see below), whose sum is σ = 40106203927200. Its totient is φ = 3564995904576.

The previous prime is 13368734642267. The next prime is 13368734642287. The reversal of 13368734642280 is 8224643786331.

It is a self number, because there is not a number n which added to its sum of digits gives 13368734642280.

It is not an unprimeable number, because it can be changed into a prime (13368734642287) 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, 55703060890 + ... + 55703061129.

It is an arithmetic number, because the mean of its divisors is an integer number (1253318872725).

Almost surely, 213368734642280 is an apocalyptic number.

13368734642280 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

13368734642280 is an abundant number, since it is smaller than the sum of its proper divisors (26737469284920).

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

13368734642280 is a wasteful number, since it uses less digits than its factorization.

13368734642280 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 111406122033 (or 111406122029 counting only the distinct ones).

The product of its (nonzero) digits is 27869184, while the sum is 57.

The spelling of 13368734642280 in words is "thirteen trillion, three hundred sixty-eight billion, seven hundred thirty-four million, six hundred forty-two thousand, two hundred eighty".

Divisors: 1 2 3 4 5 6 8 10 12 15 20 24 30 40 60 120 111406122019 222812244038 334218366057 445624488076 557030610095 668436732114 891248976152 1114061220190 1336873464228 1671091830285 2228122440380 2673746928456 3342183660570 4456244880760 6684367321140 13368734642280