Why where prime numbers import for the ishango people?

Primes are of the utmost importance to number theorists because they are the building blocks of whole numbers, and important to the world because their odd mathematical properties make them perfect for our current uses. ... When researching prime numbers, mathematicians are always being both prosaic and practical.

it is relaxation hope this

2. a land bridge connected asia and north america thousands of years ago.

4. crossing the land bridge would have been simple for the first migrants.

5. people might have crossed a land bridge while hunting animals.