997,221 in words
997,221
nine hundred ninety-seven thousand two hundred twenty-one
997,221 is written nine hundred ninety-seven thousand two hundred twenty-one.
Ways to write it
- As an ordinal
- nine hundred ninety-seven thousand two hundred twenty-first
- Expanded form
- 900,000 + 90,000 + 7,000 + 200 + 20 + 1
Place value
| Place | Digit | Value |
|---|---|---|
| hundred thousands | 9 | 900,000 |
| ten thousands | 9 | 90,000 |
| thousands | 7 | 7,000 |
| hundreds | 2 | 200 |
| tens | 2 | 20 |
| ones | 1 | 1 |
Number facts
- Even or odd
- Odd
- Prime or composite
- Composite
- Factors
- 1, 3, 491, 677, 1,473, 2,031, 332,407 and 997,221 (8 factors)
- First 10 multiples
- 997,221, 1,994,442, 2,991,663, 3,988,884, 4,986,105, 5,983,326, 6,980,547, 7,977,768, 8,974,989, 9,972,210
- Square
- 997,221 × 997,221 = 994,449,722,841
- Square root
- ≈ 998.61
- Sum of the digits
- 9 + 9 + 7 + 2 + 2 + 1 = 30
- Rounded to the nearest 10
- 997,220
- Rounded to the nearest 100
- 997,200
- Rounded to the nearest 1000
- 997,000
- Number before
- 997,220
- Number after
- 997,222
- In binary
11110011011101100101
Quick check
What number comes just after 997,221?
Show the answer
997,222
Is 997,221 even or odd?
Show the answer
Odd
What is 997,221 + 10?
Show the answer
997,231
Practice 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 997,221 in words?
997,221 is written "nine hundred ninety-seven thousand two hundred twenty-one".
Is 997,221 a prime number?
No. 997,221 is a composite number, because it has more than two factors.
What are the factors of 997,221?
The factors of 997,221 are 1, 3, 491, 677, 1,473, 2,031, 332,407 and 997,221.