Since a natural number is defined as a whole, non-negative number, 87 would indeed be a natural number.
Francium (Atomic Number 87), the Last Discovered Natural Element
No, the number 87 is composite.
yes
87 is composite.
87 is, itself, a whole number.
The factors of 87 are 1, 3, 29, and 87, so it is a composite number.
87 is not a prime number because 87 is divisible by 3 and 29.
The dot after the number 87 is missing.
Since the sum of the proper factors of 87 is only 33, 87 is not an abundant number.
87 / 1.2 = 72.5 Therefore, the number that 87 is 120 percent of, is 72.5.
87 is greater than the decimal number 13.688
Take any multiple of 87, and you get a number that is divisible by 87 - for example:87 x 0 87 x 1 87 x 2 87 x 3 ... 87 x (-1) 87 x (-2) ...