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19382 = 211881
BaseRepresentation
bin100101110110110
3222120212
410232312
51110012
6225422
7110336
oct45666
928525
1019382
1113620
12b272
138a8c
1470c6
155b22
hex4bb6

19382 has 8 divisors (see below), whose sum is σ = 31752. Its totient is φ = 8800.

The previous prime is 19381. The next prime is 19387. The reversal of 19382 is 28391.

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

It is a plaindrome in base 8.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (19381) 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, 419 + ... + 462.

It is an arithmetic number, because the mean of its divisors is an integer number (3969).

219382 is an apocalyptic number.

19382 is a deficient number, since it is larger than the sum of its proper divisors (12370).

19382 is a wasteful number, since it uses less digits than its factorization.

19382 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 894.

The product of its digits is 432, while the sum is 23.

The square root of 19382 is about 139.2192515423. The cubic root of 19382 is about 26.8616609485.

Subtracting 19382 from its reverse (28391), we obtain a palindrome (9009).

The spelling of 19382 in words is "nineteen thousand, three hundred eighty-two".

Divisors: 1 2 11 22 881 1762 9691 19382