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Answered 2014-08-19 20:20:00

84 is the atomic number of polonium. Many roads and highways are named 84 and it is the name of a town in Pennsylvania and that of a lumber company. It is also the number of years it takes Uranus to orbit the sun.

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Answered 2018-03-18 12:19:26

84 is an even composite number composed of three prime numbers multiplied together.

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The prodigious number 84 follows the number 83- and it precedes the number 85!



Who Knew - 2010 Money Facts 1-84 was released on: USA: 5 August 2010


Such a number cannot be quantified. The largest multiple of 84 you can think of can always be increased by 84.


84% of a number equates to 84/100 of that number. 84% of 1638 = 1638 x 84/100 = 1375.92


84 stands for the mass number (number of protons + number of neutrons)


The multiplication facts to equal 84 are:1x84 2x42 7x12 (flip) 1x84 2x42 7x12


84 is a pure number and, as a number, it has no dimensions.



592704 is the cube of 84. You can find the cube of any number by multiplying the number three times that is - 84 x 84 x 84.


The 84 is the number of protons and neutrons (nucleons) in the atomic nucleus of the isotope krypton-84. . As Kr has an atomic number of 36, the number of protons is 36, and in krypton -84 there are therefore 48 neutrons.


When you divide 84 by 15 you get 5.6 it is saying that when you have the number that you are going to put another number into in this case the number is 84 if you are going to take a evn number an divide it by a odd number then you know that you are going to get a odd number that is why 84\15= 5.6.


50% of 84 = 50% * 84 = 0.5 * 84 = 42


12% of 84 = 12% * 84 = 0.12 * 84 = 10.08


Po is a radioactive element.It has the 84 atomic number.



84 is the mass number: 36 proton plus 48 neutrons


Krypton 84 is mass number


84 is a composite number.Its factors are 1,2,3,4,6,7,12,14,21,28,42,and 84All even numbers greater than 2 are composite.


84 is a composite number. as it is divisible by 1,2,3.. etc.


It is a composite number ( 2 goes into 84 right?)


84 is 14% of 100*84/14 = 600


The greatest common factor of the number 84 is 84.


The additive inverse of any negative number is the same number with the minus sign removed. In this instance, the additive inverse of -84 is 84.


No prime numbers equal 84. The only number equal to 84 is 84,and it isn't a prime number.The prime factors of 84 are: 1, 2, 2, 3, and 7