87 (number) facts for kids

Eighty-seven is a number that comes right after eighty-six and just before eighty-eight. It is an odd number, which means you can't divide it evenly by two.

You can divide 87 by a few numbers without any remainder. These numbers are 1, 3, 29, and 87 itself.

What Makes 87 Special?

Eighty-seven is a composite number because it has more than two factors (numbers that divide into it evenly). Its factors are 1, 3, 29, and 87.

How is 87 Used in Math?

• It's a semiprime number, meaning it's the product of two prime numbers (3 × 29).
• In some number patterns, 87 can appear. For example, it's part of the sequence of numbers that are the sum of the first few prime numbers (2+3+5+7+11+13+17+19+23 = 87).

87 in Everyday Life

Numbers like 87 are used all the time, from counting things to measuring distances or time. While 87 might not be as famous as some other numbers, it plays its part in the world of mathematics.