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14681753957 = 133771429907
BaseRepresentation
bin11011010110001100…
…11100100101100101
31101220012022101012002
431223012130211211
5220032012111312
610424504535045
71026553564253
oct155306344545
941805271162
1014681753957
116254516062
122a18a81485
1314cc9302a0
149d3c615d3
155addee4c2
hex36b19c965

14681753957 has 16 divisors (see below), whose sum is σ = 16467196032. Its totient is φ = 13000357440.

The previous prime is 14681753917. The next prime is 14681754007. The reversal of 14681753957 is 75935718641.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 14681753957 - 214 = 14681737573 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 (14681753917) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 180803 + ... + 249104.

It is an arithmetic number, because the mean of its divisors is an integer number (1029199752).

Almost surely, 214681753957 is an apocalyptic number.

It is an amenable number.

14681753957 is a deficient number, since it is larger than the sum of its proper divisors (1785442075).

14681753957 is a wasteful number, since it uses less digits than its factorization.

14681753957 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 430028.

The product of its digits is 6350400, while the sum is 56.

The spelling of 14681753957 in words is "fourteen billion, six hundred eighty-one million, seven hundred fifty-three thousand, nine hundred fifty-seven".

Divisors: 1 13 37 71 481 923 2627 34151 429907 5588791 15906559 30523397 206785267 396804161 1129365689 14681753957