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13912941388 = 2218311899637
BaseRepresentation
bin11001111010100011…
…01010001101001100
31022220121122122121111
430331101222031030
5211443203111023
610220322341404
71001530023223
oct147521521514
938817578544
1013912941388
11599a546875
1228434ba864
1314095799c8
1495dad3cba
1556668800d
hex33d46a34c

13912941388 has 12 divisors (see below), whose sum is σ = 24360957712. Its totient is φ = 6952667760.

The previous prime is 13912941379. The next prime is 13912941397. The reversal of 13912941388 is 88314921931.

It is a happy number.

13912941388 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (13912941379) and next prime (13912941397).

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 942495 + ... + 957142.

Almost surely, 213912941388 is an apocalyptic number.

It is an amenable number.

13912941388 is a deficient number, since it is larger than the sum of its proper divisors (10448016324).

13912941388 is a wasteful number, since it uses less digits than its factorization.

13912941388 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1901472 (or 1901470 counting only the distinct ones).

The product of its digits is 373248, while the sum is 49.

The spelling of 13912941388 in words is "thirteen billion, nine hundred twelve million, nine hundred forty-one thousand, three hundred eighty-eight".

Divisors: 1 2 4 1831 3662 7324 1899637 3799274 7598548 3478235347 6956470694 13912941388