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13994494396 = 223898993891
BaseRepresentation
bin11010000100010001…
…10000100110111100
31100010022002222022021
431002020300212330
5212130042310041
610232354325524
71003540145131
oct150210604674
940108088267
1013994494396
115a31588853
1228668898a4
131420431c1c
1496a882588
1556d8e6cd1
hex3422309bc

13994494396 has 12 divisors (see below), whose sum is σ = 24553325160. Its totient is φ = 6979258640.

The previous prime is 13994494391. The next prime is 13994494427. The reversal of 13994494396 is 69349449931.

It is a super-3 number, since 3×139944943963 (a number of 31 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13994494391) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4495390 + ... + 4498501.

It is an arithmetic number, because the mean of its divisors is an integer number (2046110430).

Almost surely, 213994494396 is an apocalyptic number.

It is an amenable number.

13994494396 is a deficient number, since it is larger than the sum of its proper divisors (10558830764).

13994494396 is a wasteful number, since it uses less digits than its factorization.

13994494396 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8994284 (or 8994282 counting only the distinct ones).

The product of its digits is 22674816, while the sum is 61.

The spelling of 13994494396 in words is "thirteen billion, nine hundred ninety-four million, four hundred ninety-four thousand, three hundred ninety-six".

Divisors: 1 2 4 389 778 1556 8993891 17987782 35975564 3498623599 6997247198 13994494396