997,421 in words
997,421
nine hundred and ninety-seven thousand four hundred and twenty-one
997,421 is written nine hundred and ninety-seven thousand four hundred and twenty-one.
Ways to write it
- As an ordinal
- nine hundred and ninety-seven thousand four hundred and twenty-first
- Expanded form
- 900,000 + 90,000 + 7,000 + 400 + 20 + 1
Place value
| Place | Digit | Value |
|---|---|---|
| hundred thousands | 9 | 900,000 |
| ten thousands | 9 | 90,000 |
| thousands | 7 | 7,000 |
| hundreds | 4 | 400 |
| tens | 2 | 20 |
| ones | 1 | 1 |
Number facts
- Even or odd
- Odd
- Prime or composite
- Composite
- Factors
- 1, 157, 6,353 and 997,421 (4 factors)
- First 10 multiples
- 997,421, 1,994,842, 2,992,263, 3,989,684, 4,987,105, 5,984,526, 6,981,947, 7,979,368, 8,976,789, 9,974,210
- Square
- 997,421 × 997,421 = 994,848,651,241
- Square root
- ≈ 998.71
- Sum of the digits
- 9 + 9 + 7 + 4 + 2 + 1 = 32
- Rounded to the nearest 10
- 997,420
- Rounded to the nearest 100
- 997,400
- Rounded to the nearest 1000
- 997,000
- Number before
- 997,420
- Number after
- 997,422
- In binary
11110011100000101101
Quick check
What number comes just after 997,421?
Show the answer
997,422
Is 997,421 even or odd?
Show the answer
Odd
What is 997,421 + 10?
Show the answer
997,431
Practise with a game
Factors, Multiples & Primes
Multiples, factors, prime numbers, square numbers and prime factors.
Number Patterns
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How do you write 997,421 in words?
997,421 is written "nine hundred and ninety-seven thousand four hundred and twenty-one".
Is 997,421 a prime number?
No. 997,421 is a composite number, because it has more than two factors.
What are the factors of 997,421?
The factors of 997,421 are 1, 157, 6,353 and 997,421.