Important Numbers

Maths and Physics Numbers: Handy for a Quiz

1. The Golden ratio is 1.618
2. Pi is 3.142
3. Euler's number is 2.718
4. The first twelve prime numbers are 2, 3, 5, 7, 11, 13, 17, 19, 23, 29, 31, 37








5. The first four perfect numbers are 6, 28, 496, and 8128
6. The number of bits in a nibble is 4
7. The Fibonacci sequence begins with the following 14 integers: 0, 1, 1, 2, 3, 5, 8, 13, 21, 34, 55, 89, 144, 233
8. The Speed of Light is 186,282 miles per second, or 299,792,458 metres per second
9. At 20 degree Celsius, the speed of sound in air is about 343 metres per second
10. Absolute zero is -273.15 degrees Celsius, or zero degrees Kelvin
11. The point on both the Celsius and Fahrenheit scales where the temperatures are equal is -40 degrees
12. Avogadro's number is defined to be the number of atoms in 12 grams of carbon, and is approximately six followed by 23 zeroes
13. The acceleration due to gravity on Earth is 9.8 metres per second squared
14. The acceleration due to gravity on the moon is around 1.62 metres per second squared
15. Earth's average distance to the Sun is roughly 93 million miles (150 million kilometers)
16. The Moon is an average of 238,855 miles away from Earth
17. The equatorial circumference of Earth is about 24,901 miles (40,075 km)
18. There are 1760 yards in a mile
19. There are 6 feet in a fathom
20. There are 1609.34 metres in a mile
21. There are 2.2 pounds in a kilogram
22. A baker's dozen is 13
23. A score is a group of 20
24. Average normal body temperature is 37 degrees Celsius
25. A googol is 1 followed by 100 zeros