998,121 in words
998,121
nine hundred and ninety-eight thousand one hundred and twenty-one
998,121 is written nine hundred and ninety-eight thousand one hundred and twenty-one.
Ways to write it
- As an ordinal
- nine hundred and ninety-eight thousand one hundred and twenty-first
- Expanded form
- 900,000 + 90,000 + 8,000 + 100 + 20 + 1
Place value
| Place | Digit | Value |
|---|---|---|
| hundred thousands | 9 | 900,000 |
| ten thousands | 9 | 90,000 |
| thousands | 8 | 8,000 |
| hundreds | 1 | 100 |
| tens | 2 | 20 |
| ones | 1 | 1 |
Number facts
- Even or odd
- Odd
- Prime or composite
- Composite
- Factors
- 1, 3, 17, 51, 19,571, 58,713, 332,707 and 998,121 (8 factors)
- First 10 multiples
- 998,121, 1,996,242, 2,994,363, 3,992,484, 4,990,605, 5,988,726, 6,986,847, 7,984,968, 8,983,089, 9,981,210
- Square
- 998,121 × 998,121 = 996,245,530,641
- Square root
- ≈ 999.06
- Sum of the digits
- 9 + 9 + 8 + 1 + 2 + 1 = 30
- Rounded to the nearest 10
- 998,120
- Rounded to the nearest 100
- 998,100
- Rounded to the nearest 1000
- 998,000
- Number before
- 998,120
- Number after
- 998,122
- In binary
11110011101011101001
Quick check
What number comes just after 998,121?
Show the answer
998,122
Is 998,121 even or odd?
Show the answer
Odd
What is 998,121 + 10?
Show the answer
998,131
Practise with a game
Factors, Multiples & Primes
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Number Patterns
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How do you write 998,121 in words?
998,121 is written "nine hundred and ninety-eight thousand one hundred and twenty-one".
Is 998,121 a prime number?
No. 998,121 is a composite number, because it has more than two factors.
What are the factors of 998,121?
The factors of 998,121 are 1, 3, 17, 51, 19,571, 58,713, 332,707 and 998,121.