197 in words
197
one hundred ninety-seven
197 is written one hundred ninety-seven.
Ways to write it
- As an ordinal
- one hundred ninety-seventh
- Roman numeral
- CXCVII
- Expanded form
- 100 + 90 + 7
Place value
| Place | Digit | Value |
|---|---|---|
| hundreds | 1 | 100 |
| tens | 9 | 90 |
| ones | 7 | 7 |
Number facts
- Even or odd
- Odd
- Prime or composite
- Prime
- Factors
- 1 and 197 (2 factors)
- First 10 multiples
- 197, 394, 591, 788, 985, 1,182, 1,379, 1,576, 1,773, 1,970
- Square
- 197 × 197 = 38,809
- Square root
- ≈ 14.04
- Sum of the digits
- 1 + 9 + 7 = 17
- Rounded to the nearest 10
- 200
- Rounded to the nearest 100
- 200
- Number before
- 196
- Number after
- 198
- In binary
11000101
Quick check
What number comes just after 197?
Show the answer
198
Is 197 even or odd?
Show the answer
Odd
What is 197 + 10?
Show the answer
207
Practise with a game
Factors, Multiples & Primes
Multiples, factors, prime numbers, square numbers and prime factors.
Roman Numerals
Read and write Roman numerals from I to 3,999.Frequently asked questions
How do you write 197 in words?
197 is written "one hundred ninety-seven".
Is 197 a prime number?
Yes. 197 is a prime number: its only factors are 1 and 197.
What are the factors of 197?
The factors of 197 are 1 and 197.
How do you write 197 in Roman numerals?
197 in Roman numerals is CXCVII.