27 in words
27
twenty-seven
27 is written twenty-seven.
Ways to write it
- As an ordinal
- twenty-seventh
- Roman numeral
- XXVII
- Expanded form
- 20 + 7
Place value
| Place | Digit | Value |
|---|---|---|
| tens | 2 | 20 |
| ones | 7 | 7 |
Number facts
Quick check
What number comes just after 27?
Show the answer
28
Is 27 even or odd?
Show the answer
Odd
What is 27 + 10?
Show the answer
37
Practice with a game
Place Value Quest
Ones, tens, hundreds and thousands.
Times Tables Challenge
Practice any times table from 2× to 12×.Frequently asked questions
How do you write 27 in words?
27 is written "twenty-seven".
Is 27 a prime number?
No. 27 is a composite number, because it has more than two factors.
What are the factors of 27?
The factors of 27 are 1, 3, 9 and 27.
How do you write 27 in Roman numerals?
27 in Roman numerals is XXVII.