6942

6942 is a natural number that follows 6941 and precedes 6943. In mathematics, it is an even composite number with prime factorization 2 × 3 × 13 × 89. Therefore its positive divisors are 1, 2, 3, 6, 13, 26, 39, 78, 89, 178, 267, 534, 1157, 2314, 3471, and 6942, for a total of 16 divisors. The sum of all divisors is 15120; the sum of proper divisors is 8178, which exceeds 6942, so 6942 is an abundant number. The digit sum is 6+9+4+2 = 21, giving a digital root of 3 in base 10.

In other representations, 6942 in hexadecimal is 0x1B1E, in octal it is 15436, and in binary it is 1101100011110. The prime factors include 13 and 89, both of which are Fibonacci numbers.

As a relatively large even abundant number, 6942 is sometimes cited in elementary number theory as an example of a non-deficient integer. Its factorization also highlights how Fibonacci numbers can appear among the prime factors of certain composites.