84 is a semiperfect number, [1] being thrice a perfect number, and the sum of the sixth pair of twin primes . [2] It is the number of four-digit perfect powers in decimal.

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Discover the fascinating world of the number 84! Explore its significance in mathematics, science, religion, angel numbers, folklore, arts, and more. Unlock hidden meanings and facts today.

Explore the curious properties of number 84, an even composite number composed of three distinct primes. Includes mathematical info, prime factorization, divisors, bases and much more!

The number 84 can be divided by 12 positive divisors (out of which 8 are even, and 4 are odd). The sum of these divisors (counting 84) is 224, the average is 18.666.

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84 is a semiperfect number, being thrice a perfect number, and the sum of the sixth pair of twin primes (41 + 43). It is the third (or second) dodecahedral number, and the sum of the first …

Define 84. 84 synonyms, 84 pronunciation, 84 translation, English dictionary definition of 84. Adj. 1. 84 - being four more than eighty eighty-four, lxxxiv cardinal - being or denoting a numerical …

84 may refer to: 84 (number), the natural number following 83 and preceding 85 one of the years 84 BC, AD 84, 1984, 2084, 2184 The international calling code for Vietnam 84 Lumber, a …

84 (number) ... Eighty-four is a number. It comes between eighty-three and eighty-five, and is an even number. It is divisible by 1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, and 84. This about can be …