consecutive numbers: 1,2,3,4... consecutive even numbers: 2,4,6,8... and many more Consecutive numbers are numbers that come one after another. For example 5, 6, 7 or 99 and 100.
The only numbers that are consecutive and prime (ie. they are counting numbers greater than 1 that follow each other and can only be divided by themselves and 1) are; 2 3