83,821 in words
83,821
eighty-three thousand eight hundred and twenty-one
83,821 is written eighty-three thousand eight hundred and twenty-one.
Ways to write it
- As an ordinal
- eighty-three thousand eight hundred and twenty-first
- Expanded form
- 80,000 + 3,000 + 800 + 20 + 1
Place value
| Place | Digit | Value |
|---|---|---|
| ten thousands | 8 | 80,000 |
| thousands | 3 | 3,000 |
| hundreds | 8 | 800 |
| tens | 2 | 20 |
| ones | 1 | 1 |
Number facts
- Even or odd
- Odd
- Prime or composite
- Composite
- Factors
- 1, 109, 769 and 83,821 (4 factors)
- First 10 multiples
- 83,821, 167,642, 251,463, 335,284, 419,105, 502,926, 586,747, 670,568, 754,389, 838,210
- Square
- 83,821 × 83,821 = 7,025,960,041
- Square root
- ≈ 289.52
- Sum of the digits
- 8 + 3 + 8 + 2 + 1 = 22
- Rounded to the nearest 10
- 83,820
- Rounded to the nearest 100
- 83,800
- Rounded to the nearest 1000
- 84,000
- Number before
- 83,820
- Number after
- 83,822
- In binary
10100011101101101
Quick check
What number comes just after 83,821?
Show the answer
83,822
Is 83,821 even or odd?
Show the answer
Odd
What is 83,821 + 10?
Show the answer
83,831
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 83,821 in words?
83,821 is written "eighty-three thousand eight hundred and twenty-one".
Is 83,821 a prime number?
No. 83,821 is a composite number, because it has more than two factors.
What are the factors of 83,821?
The factors of 83,821 are 1, 109, 769 and 83,821.