Mathematics Faculty

From the Co-ordinator of Mathematics

'Numbers' Problem #17

Here is Numbers Problem #17

Please send through your solutions to maths@tphs.nsw.edu.au.

Number Facts about 17

Interesting fact about the number 17. There are many prime numbers that are the sum of 3 consecutive primes, for example, 5 + 7 + 11 = 23 and 11 + 13 +17 = 41; and 5 successive primes, for example, 11 + 13 + 15 + 17 + 19 + 23 = 83 and 31 + 37 + 41 + 43 + 47 = 199; there is one prime number that is the sum of 4 successive primes… can you guess which number it is???

17 = 2 + 3 + 5 + 7

Solution to Numbers Problem #16

Here is a list of the different ways to solve this problem:

Good luck with this week’s Numbers Game.