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13996752726 = 2311212072011
BaseRepresentation
bin11010000100100010…
…10111111101010110
31100010110100201011010
431002101113331112
5212131132041401
610232514553050
71003565302155
oct150221277526
940113321133
1013996752726
115a32890540
122867598786
131420a42b08
1496acad59c
1556dbe0ed6
hex342457f56

13996752726 has 16 divisors (see below), whose sum is σ = 30538369728. Its totient is φ = 4241440200.

The previous prime is 13996752659. The next prime is 13996752751. The reversal of 13996752726 is 62725769931.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 106035940 + ... + 106036071.

It is an arithmetic number, because the mean of its divisors is an integer number (1908648108).

Almost surely, 213996752726 is an apocalyptic number.

13996752726 is an abundant number, since it is smaller than the sum of its proper divisors (16541617002).

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

13996752726 is a wasteful number, since it uses less digits than its factorization.

13996752726 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 212072027.

The product of its digits is 8573040, while the sum is 57.

The spelling of 13996752726 in words is "thirteen billion, nine hundred ninety-six million, seven hundred fifty-two thousand, seven hundred twenty-six".

Divisors: 1 2 3 6 11 22 33 66 212072011 424144022 636216033 1272432066 2332792121 4665584242 6998376363 13996752726