997,998 in words
997,998
nine hundred ninety-seven thousand nine hundred ninety-eight
997,998 is written nine hundred ninety-seven thousand nine hundred ninety-eight.
Ways to write it
- As an ordinal
- nine hundred ninety-seven thousand nine hundred ninety-eighth
- Expanded form
- 900,000 + 90,000 + 7,000 + 900 + 90 + 8
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 | 8 | 8 |
Number facts
- Even or odd
- Even
- Prime or composite
- Composite
- Factors
- 1, 2, 3, 6, 47, 94, 141, 282, 3,539, 7,078, 10,617, 21,234, 166,333, 332,666, 498,999 and 997,998 (16 factors)
- First 10 multiples
- 997,998, 1,995,996, 2,993,994, 3,991,992, 4,989,990, 5,987,988, 6,985,986, 7,983,984, 8,981,982, 9,979,980
- Square
- 997,998 × 997,998 = 996,000,008,004
- Square root
- ≈ 999.00
- Sum of the digits
- 9 + 9 + 7 + 9 + 9 + 8 = 51
- Rounded to the nearest 10
- 998,000
- Rounded to the nearest 100
- 998,000
- Rounded to the nearest 1000
- 998,000
- Number before
- 997,997
- Number after
- 997,999
- In binary
11110011101001101110
Quick check
What number comes just after 997,998?
Show the answer
997,999
Is 997,998 even or odd?
Show the answer
Even
What is 997,998 + 10?
Show the answer
998,008
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 997,998 in words?
997,998 is written "nine hundred ninety-seven thousand nine hundred ninety-eight".
Is 997,998 a prime number?
No. 997,998 is a composite number, because it has more than two factors.
What are the factors of 997,998?
The factors of 997,998 are 1, 2, 3, 6, 47, 94, 141, 282, 3,539, 7,078, 10,617, 21,234, 166,333, 332,666, 498,999 and 997,998.