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13288443295 = 517433635689
BaseRepresentation
bin11000110000000110…
…11000110110011111
31021022002112212021111
430120003120312133
5204203320141140
610034333242451
7650204622121
oct143003306637
937262485244
1013288443295
1156a9a86146
1226aa333427
13133a0844ca
14900bb1211
1552b92b7ea
hex3180d8d9f

13288443295 has 16 divisors (see below), whose sum is σ = 17276798880. Its totient is φ = 9772729344.

The previous prime is 13288443281. The next prime is 13288443299. The reversal of 13288443295 is 59234488231.

It is a happy number.

13288443295 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a de Polignac number, because none of the positive numbers 2k-13288443295 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13288443299) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1814190 + ... + 1821499.

It is an arithmetic number, because the mean of its divisors is an integer number (1079799930).

Almost surely, 213288443295 is an apocalyptic number.

13288443295 is a deficient number, since it is larger than the sum of its proper divisors (3988355585).

13288443295 is a wasteful number, since it uses less digits than its factorization.

13288443295 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3635754.

The product of its digits is 1658880, while the sum is 49.

The spelling of 13288443295 in words is "thirteen billion, two hundred eighty-eight million, four hundred forty-three thousand, two hundred ninety-five".

Divisors: 1 5 17 43 85 215 731 3655 3635689 18178445 61806713 156334627 309033565 781673135 2657688659 13288443295