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13748404912 = 2411292693653
BaseRepresentation
bin11001100110111100…
…00000001010110000
31022111011001022222221
430303132000022300
5211124042424122
610152124010424
7664461341104
oct146336001260
938434038887
1013748404912
115915686110
1227b8390a14
1313b145b448
14945d03904
15556ed66c7
hex3337802b0

13748404912 has 40 divisors (see below), whose sum is σ = 30061178640. Its totient is φ = 6033780480.

The previous prime is 13748404867. The next prime is 13748404913. The reversal of 13748404912 is 21940484731.

It is not an unprimeable number, because it can be changed into a prime (13748404913) 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, 1341723 + ... + 1351930.

It is an arithmetic number, because the mean of its divisors is an integer number (751529466).

Almost surely, 213748404912 is an apocalyptic number.

It is an amenable number.

13748404912 is an abundant number, since it is smaller than the sum of its proper divisors (16312773728).

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

13748404912 is a wasteful number, since it uses less digits than its factorization.

13748404912 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2693701 (or 2693695 counting only the distinct ones).

The product of its (nonzero) digits is 193536, while the sum is 43.

The spelling of 13748404912 in words is "thirteen billion, seven hundred forty-eight million, four hundred four thousand, nine hundred twelve".

Divisors: 1 2 4 8 11 16 22 29 44 58 88 116 176 232 319 464 638 1276 2552 5104 2693653 5387306 10774612 21549224 29630183 43098448 59260366 78115937 118520732 156231874 237041464 312463748 474082928 624927496 859275307 1249854992 1718550614 3437101228 6874202456 13748404912