997,997 in words
997,997
nine hundred and ninety-seven thousand nine hundred and ninety-seven
997,997 is written nine hundred and ninety-seven thousand nine hundred and ninety-seven.
Ways to write it
- As an ordinal
- nine hundred and ninety-seven thousand nine hundred and ninety-seventh
- Expanded form
- 900,000 + 90,000 + 7,000 + 900 + 90 + 7
Place value
| Place | Digit | Value |
|---|---|---|
| hundred thousands | 9 | 900,000 |
| ten thousands | 9 | 90,000 |
| thousands | 7 | 7,000 |
| hundreds | 9 | 900 |
| tens | 9 | 90 |
| ones | 7 | 7 |
Number facts
- Even or odd
- Odd
- Prime or composite
- Composite
- Factors
- 1, 7, 11, 13, 77, 91, 143, 997, 1,001, 6,979, 10,967, 12,961, 76,769, 90,727, 142,571 and 997,997 (16 factors)
- First 10 multiples
- 997,997, 1,995,994, 2,993,991, 3,991,988, 4,989,985, 5,987,982, 6,985,979, 7,983,976, 8,981,973, 9,979,970
- Square
- 997,997 × 997,997 = 995,998,012,009
- Square root
- ≈ 999.00
- Sum of the digits
- 9 + 9 + 7 + 9 + 9 + 7 = 50
- Rounded to the nearest 10
- 998,000
- Rounded to the nearest 100
- 998,000
- Rounded to the nearest 1000
- 998,000
- Number before
- 997,996
- Number after
- 997,998
- In binary
11110011101001101101
Quick check
What number comes just after 997,997?
Show the answer
997,998
Is 997,997 even or odd?
Show the answer
Odd
What is 997,997 + 10?
Show the answer
998,007
Practise with a game
Factors, Multiples & Primes
Multiples, factors, prime numbers, square numbers and prime factors.
Number Patterns
Find the missing number in a sequence.Frequently asked questions
How do you write 997,997 in words?
997,997 is written "nine hundred and ninety-seven thousand nine hundred and ninety-seven".
Is 997,997 a prime number?
No. 997,997 is a composite number, because it has more than two factors.
What are the factors of 997,997?
The factors of 997,997 are 1, 7, 11, 13, 77, 91, 143, 997, 1,001, 6,979, 10,967, 12,961, 76,769, 90,727, 142,571 and 997,997.