237

237 is a natural number that follows 236 and precedes 238. It is odd and, in factorization terms, the product of two primes: 3 and 79. Because it has exactly two prime factors, 237 is classified as a semiprime.

In number theory, the divisors of 237 are 1, 3, 79, and 237. The sum of its proper divisors (excluding 237) is 83, making 237 a deficient number. The digits of 237 add to 12, a multiple of 3.

Representations: in decimal it is 237; in binary it is 11101101; in hexadecimal it is ED; in octal it is 355; in Roman numerals it is CCXXXVII.

Usage and codes: the international dialing code +237 is assigned to Cameroon. The number 237 also appears in various labeling and cataloging contexts, such as model numbers or route identifiers, depending on the system.

In familiar contexts, 237 can refer to years such as 237 CE in the ancient world, or to occasional numeric designations in science, technology, and culture. As with many integers, its primary significance lies in its mathematical properties and representations.