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13396972382 = 218137008211
BaseRepresentation
bin11000111101000010…
…11001001101011110
31021120122202201012022
430132201121031132
5204414111104012
610053211340142
7652663246343
oct143641311536
937518681168
1013396972382
115755272702
12271a751652
1313566c31c1
149113827ca
15536218472
hex31e85935e

13396972382 has 8 divisors (see below), whose sum is σ = 20206483752. Its totient is φ = 6661477800.

The previous prime is 13396972361. The next prime is 13396972397. The reversal of 13396972382 is 28327969331.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 18503744 + ... + 18504467.

It is an arithmetic number, because the mean of its divisors is an integer number (2525810469).

Almost surely, 213396972382 is an apocalyptic number.

13396972382 is a deficient number, since it is larger than the sum of its proper divisors (6809511370).

13396972382 is a wasteful number, since it uses less digits than its factorization.

13396972382 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37008394.

The product of its digits is 2939328, while the sum is 53.

The spelling of 13396972382 in words is "thirteen billion, three hundred ninety-six million, nine hundred seventy-two thousand, three hundred eighty-two".

Divisors: 1 2 181 362 37008211 74016422 6698486191 13396972382