998,820 in words
998,820
nine hundred ninety-eight thousand eight hundred twenty
998,820 is written nine hundred ninety-eight thousand eight hundred twenty.
Ways to write it
- As an ordinal
- nine hundred ninety-eight thousand eight hundred twentieth
- Expanded form
- 900,000 + 90,000 + 8,000 + 800 + 20
Place value
| Place | Digit | Value |
|---|---|---|
| hundred thousands | 9 | 900,000 |
| ten thousands | 9 | 90,000 |
| thousands | 8 | 8,000 |
| hundreds | 8 | 800 |
| tens | 2 | 20 |
| ones | 0 | 0 |
Number facts
- Even or odd
- Even
- Prime or composite
- Composite
- Factors
- 72 factors: too many to list
- First 10 multiples
- 998,820, 1,997,640, 2,996,460, 3,995,280, 4,994,100, 5,992,920, 6,991,740, 7,990,560, 8,989,380, 9,988,200
- Square
- 998,820 × 998,820 = 997,641,392,400
- Square root
- ≈ 999.41
- Sum of the digits
- 9 + 9 + 8 + 8 + 2 + 0 = 36
- Rounded to the nearest 10
- 998,820
- Rounded to the nearest 100
- 998,800
- Rounded to the nearest 1000
- 999,000
- Number before
- 998,819
- Number after
- 998,821
- In binary
11110011110110100100
Quick check
What number comes just after 998,820?
Show the answer
998,821
Is 998,820 even or odd?
Show the answer
Even
What is 998,820 + 10?
Show the answer
998,830
Practise with a game
Factors, Multiples & Primes
Multiples, factors, prime numbers, square numbers and prime factors.
Number Patterns
Find the missing number in a sequence.Frequently asked questions
How do you write 998,820 in words?
998,820 is written "nine hundred ninety-eight thousand eight hundred twenty".
Is 998,820 a prime number?
No. 998,820 is a composite number, because it has more than two factors.