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12079 = 47257
BaseRepresentation
bin10111100101111
3121120101
42330233
5341304
6131531
750134
oct27457
917511
1012079
119091
126ba7
135662
14458b
1538a4
hex2f2f

12079 has 4 divisors (see below), whose sum is σ = 12384. Its totient is φ = 11776.

The previous prime is 12073. The next prime is 12097. The reversal of 12079 is 97021.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 12079 - 23 = 12071 is a prime.

It is a Duffinian number.

12079 is an undulating number in base 16.

12079 is a lucky number.

It is a plaindrome in base 14.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12071) 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, 82 + ... + 175.

It is an arithmetic number, because the mean of its divisors is an integer number (3096).

212079 is an apocalyptic number.

12079 is a deficient number, since it is larger than the sum of its proper divisors (305).

12079 is an equidigital number, since it uses as much as digits as its factorization.

12079 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 304.

The product of its (nonzero) digits is 126, while the sum is 19.

The square root of 12079 is about 109.9045040023. The cubic root of 12079 is about 22.9444152393.

It can be divided in two parts, 1 and 2079, that added together give a triangular number (2080 = T64).

The spelling of 12079 in words is "twelve thousand, seventy-nine".

Divisors: 1 47 257 12079