Numeracy

Did you know...?

When you multiply 111 111 111 x 111 111 111  then the answer will be 12 345 678 987 654 321

What comes after million, billion, and trillion? Quadrillion, quintillion, sextillion, septillion, octillion, nonillion, and decillion. And more. Have a go at saying these numbers!

Ten: 10 (1 zero) 

Hundred: 100 (2 zeros) 

Thousand: 1000 (3 zeros) 

Ten thousand 10,000 (4 zeros) 

Hundred thousand 100,000 (5 zeros) 

Million 1,000,000 (6 zeros) 

Billion 1,000,000,000 (9 zeros) 

Trillion 1,000,000,000,000 (12 zeros) 

Quadrillion 1,000,000,000,000,000 (15 zeros)

Quintillion 1,000,000,000,000,000,000 (18 zeros)

Sextillion 1,000,000,000,000,000,000,000 (21 zeros) 

Septillion 1,000,000,000,000,000,000,000,000 (24 zeros)

Octillion 1,000,000,000,000,000,000,000,000,000 (27 zeros)

Nonillion 1,000,000,000,000,000,000,000,000,000,000 (30 zeros)

Decillion 1,000,000,000,000,000,000,000,000,000,000,000 (33 zeros)

Among all shapes with the same area, the circle will always have the smallest perimeter.