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19379 is a prime number
BaseRepresentation
bin100101110110011
3222120202
410232303
51110004
6225415
7110333
oct45663
928522
1019379
1113618
12b26b
138a89
1470c3
155b1e
hex4bb3

19379 has 2 divisors, whose sum is σ = 19380. Its totient is φ = 19378.

The previous prime is 19373. The next prime is 19381. The reversal of 19379 is 97391.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-19379 is a prime.

Together with 19381, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (19373) by changing a digit.

It is a good prime.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 9689 + 9690.

It is an arithmetic number, because the mean of its divisors is an integer number (9690).

219379 is an apocalyptic number.

19379 is a deficient number, since it is larger than the sum of its proper divisors (1).

19379 is an equidigital number, since it uses as much as digits as its factorization.

19379 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1701, while the sum is 29.

The square root of 19379 is about 139.2084767534. The cubic root of 19379 is about 26.8602749694.

It can be divided in two parts, 193 and 79, that added together give a palindrome (272).

The spelling of 19379 in words is "nineteen thousand, three hundred seventy-nine".