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13311427360 = 2557111924173
BaseRepresentation
bin11000110010110110…
…00100001100100000
31021100200210120111011
430121123010030200
5204230211133420
610040514030304
7650604160060
oct143133041440
937320716434
1013311427360
115710a54440
1226b5b78394
131341a70c4a
14903c753a0
1552d96b95a
hex3196c4320

13311427360 has 576 divisors, whose sum is σ = 42970362624. Its totient is φ = 3782246400.

The previous prime is 13311427351. The next prime is 13311427361. The reversal of 13311427360 is 6372411331.

It is not an unprimeable number, because it can be changed into a prime (13311427361) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 182348284 + ... + 182348356.

It is an arithmetic number, because the mean of its divisors is an integer number (74601324).

Almost surely, 213311427360 is an apocalyptic number.

13311427360 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 13311427360, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (21485181312).

13311427360 is an abundant number, since it is smaller than the sum of its proper divisors (29658935264).

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

13311427360 is a wasteful number, since it uses less digits than its factorization.

13311427360 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 185 (or 158 counting only the distinct ones).

The product of its (nonzero) digits is 9072, while the sum is 31.

Adding to 13311427360 its reverse (6372411331), we get a palindrome (19683838691).

The spelling of 13311427360 in words is "thirteen billion, three hundred eleven million, four hundred twenty-seven thousand, three hundred sixty".