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12916382 = 216193989
BaseRepresentation
bin110001010001…
…011010011110
3220022012221112
4301101122132
511301311012
61140502022
7214534043
oct61213236
926265845
1012916382
1173222a6
1243aa912
1328a313b
141a031ca
151202122
hexc5169e

12916382 has 8 divisors (see below), whose sum is σ = 19391400. Its totient is φ = 6452584.

The previous prime is 12916373. The next prime is 12916417. The reversal of 12916382 is 28361921.

12916382 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a super-3 number, since 3×129163823 (a number of 22 digits) contains 333 as substring.

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, 1244 + ... + 5232.

It is an arithmetic number, because the mean of its divisors is an integer number (2423925).

Almost surely, 212916382 is an apocalyptic number.

12916382 is a deficient number, since it is larger than the sum of its proper divisors (6475018).

12916382 is a wasteful number, since it uses less digits than its factorization.

12916382 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5610.

The product of its digits is 5184, while the sum is 32.

The square root of 12916382 is about 3593.9368386214. The cubic root of 12916382 is about 234.6282457796.

The spelling of 12916382 in words is "twelve million, nine hundred sixteen thousand, three hundred eighty-two".

Divisors: 1 2 1619 3238 3989 7978 6458191 12916382