83,921 in words
83,921
eighty-three thousand nine hundred and twenty-one
83,921 is written eighty-three thousand nine hundred and twenty-one.
Ways to write it
- As an ordinal
- eighty-three thousand nine hundred and twenty-first
- Expanded form
- 80,000 + 3,000 + 900 + 20 + 1
Place value
| Place | Digit | Value |
|---|---|---|
| ten thousands | 8 | 80,000 |
| thousands | 3 | 3,000 |
| hundreds | 9 | 900 |
| tens | 2 | 20 |
| ones | 1 | 1 |
Number facts
- Even or odd
- Odd
- Prime or composite
- Prime
- Factors
- 1 and 83,921 (2 factors)
- First 10 multiples
- 83,921, 167,842, 251,763, 335,684, 419,605, 503,526, 587,447, 671,368, 755,289, 839,210
- Square
- 83,921 × 83,921 = 7,042,734,241
- Square root
- ≈ 289.69
- Sum of the digits
- 8 + 3 + 9 + 2 + 1 = 23
- Rounded to the nearest 10
- 83,920
- Rounded to the nearest 100
- 83,900
- Rounded to the nearest 1000
- 84,000
- Number before
- 83,920
- Number after
- 83,922
- In binary
10100011111010001
Quick check
What number comes just after 83,921?
Show the answer
83,922
Is 83,921 even or odd?
Show the answer
Odd
What is 83,921 + 10?
Show the answer
83,931
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 83,921 in words?
83,921 is written "eighty-three thousand nine hundred and twenty-one".
Is 83,921 a prime number?
Yes. 83,921 is a prime number: its only factors are 1 and 83,921.
What are the factors of 83,921?
The factors of 83,921 are 1 and 83,921.