A prime number has two and only two factors.
Consecutive numbers are next to each other in the sequence of counting numbers
Thirty
days hath September,
April June and November.
All the rest have thirtyone
Excepting February alone,
Which has twentyeight days clear,
But twentynine each Leap Year.
The number 22222 is given in base 5. It means:
2 x 625 +
2 x 125 +
2 x 25 +
2 x 5 +
2 x 1
The day is a two digit prime number. The two digits are consecutive numbers.
The number of days in the month is a multiple of the number of letters in the month's name.
The year was a leap year which began on a Saturday.
It is 22222_{5} + 2.
Topics: Starter  Mixed  Number  Riddles  Time
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It would be fun for everyone in the class to stand in a line in order of their birthdays. Does anyone have the same birthday as someone else?
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Find more interesting facts like that on the Mathematics Trivia page.
Leap Year  The 29th February Starter about Johnny Leaper who was born on the extra day in a leap year.
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