this series
Number Theory
Level
3
What are the next number in this series? 4, 6, 12, 18, 30, 42, 60, 72, 102, 108,...?
The answer is 138.
This section requires Javascript.
You are seeing this because something didn't load right. We suggest you, (a) try
refreshing the page, (b) enabling javascript if it is disabled on your browser and,
finally, (c)
loading the
non-javascript version of this page
. We're sorry about the hassle.
1 solution
The integer between the twin primes (3,5) is 4 .
The integer between the twin primes (5,7) is 6 .
The integer between the twin primes (11,13) is 12 .
The integer between the twin primes (17,19) is 18 .
In this way,
The next pair of twin primes is (137,139), so the next number in the series is 138.