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13379 = 17787
BaseRepresentation
bin11010001000011
3200100112
43101003
5412004
6141535
754002
oct32103
920315
1013379
11a063
1278ab
136122
144c39
153e6e
hex3443

13379 has 4 divisors (see below), whose sum is σ = 14184. Its totient is φ = 12576.

The previous prime is 13367. The next prime is 13381. The reversal of 13379 is 97331.

13379 is nontrivially palindromic in base 16.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 97331 = 137487.

It is a cyclic number.

It is not a de Polignac number, because 13379 - 212 = 9283 is a prime.

It is a Duffinian number.

It is a plaindrome in base 10 and base 12.

It is not an unprimeable number, because it can be changed into a prime (13309) 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, 377 + ... + 410.

It is an arithmetic number, because the mean of its divisors is an integer number (3546).

213379 is an apocalyptic number.

13379 is a deficient number, since it is larger than the sum of its proper divisors (805).

13379 is an equidigital number, since it uses as much as digits as its factorization.

13379 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 804.

The product of its digits is 567, while the sum is 23.

The square root of 13379 is about 115.6676272775. The cubic root of 13379 is about 23.7396630917.

It can be divided in two parts, 133 and 79, that added together give a palindrome (212).

The spelling of 13379 in words is "thirteen thousand, three hundred seventy-nine".

Divisors: 1 17 787 13379