If the average of 5 numbers is 86, then their sum is 430.
If the average of 6 numbers is 84, then their sum is 504.
The sum grew by (504 - 430) = 74, so that was the 6th number.
Every sixth number for 12 and more will be an abundant number
Yes - cardinal numbers are the counting numbers. This is as distinct from ordinal numbers - the corresponding ordinal number for 66 is sixty-sixth.
83
From atomic number 55 to 86
The presence of a sixth digit indicates a number greater than 99,999. It allows for numbers up to 999,999.
Triangular numbers are numbers that are formed from the sum 1+2+3+4... The equation for the nth triangle number is (n2+n)/2 In this case, we want the sixth triangle number, so feed this into the equation: (62+6)/2 =(36+6)/2 =42/2 =21 Thus the sixth triangle number is 21.
Because it is ! The first 10 triangular numbers are... 1,3,6,10,15,21,28,36,45 & 55
The product of the fourth and sixth prime numbers is 91.
one sixth equal to
In general, it is not possible to tell. For example, suppose the 5 given numbers are 2, 4, 6, 8, and 10 and suppose that the median is 5. The sixth number could have any value less than or equal to 4.
Sixth powers.
The sixth perfect number is 8,589,869,056.