998,221 in words
998,221
nine hundred and ninety-eight thousand two hundred and twenty-one
998,221 is written nine hundred and ninety-eight thousand two hundred and twenty-one.
Ways to write it
- As an ordinal
- nine hundred and ninety-eight thousand two hundred and twenty-first
- Expanded form
- 900,000 + 90,000 + 8,000 + 200 + 20 + 1
Place value
| Place | Digit | Value |
|---|---|---|
| hundred thousands | 9 | 900,000 |
| ten thousands | 9 | 90,000 |
| thousands | 8 | 8,000 |
| hundreds | 2 | 200 |
| tens | 2 | 20 |
| ones | 1 | 1 |
Number facts
- Even or odd
- Odd
- Prime or composite
- Composite
- Factors
- 1, 7, 59, 413, 2,417, 16,919, 142,603 and 998,221 (8 factors)
- First 10 multiples
- 998,221, 1,996,442, 2,994,663, 3,992,884, 4,991,105, 5,989,326, 6,987,547, 7,985,768, 8,983,989, 9,982,210
- Square
- 998,221 × 998,221 = 996,445,164,841
- Square root
- ≈ 999.11
- Sum of the digits
- 9 + 9 + 8 + 2 + 2 + 1 = 31
- Rounded to the nearest 10
- 998,220
- Rounded to the nearest 100
- 998,200
- Rounded to the nearest 1000
- 998,000
- Number before
- 998,220
- Number after
- 998,222
- In binary
11110011101101001101
Quick check
What number comes just after 998,221?
Show the answer
998,222
Is 998,221 even or odd?
Show the answer
Odd
What is 998,221 + 10?
Show the answer
998,231
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 998,221 in words?
998,221 is written "nine hundred and ninety-eight thousand two hundred and twenty-one".
Is 998,221 a prime number?
No. 998,221 is a composite number, because it has more than two factors.
What are the factors of 998,221?
The factors of 998,221 are 1, 7, 59, 413, 2,417, 16,919, 142,603 and 998,221.