No. The one immediately below it is 81, and the next one above it is 100 .
87 squared is 7,569.
You cannot be serious ... Just in case you are, it's 87.
87 billion (000000000) kilometers
No, the number 87 is composite.
yes
87 is composite.
87 is, itself, a whole number.
Yes.
jhuhuhu
It is b*b
A number squared means that the number is multiplied by itself.
The result of a number multiplied by itself