8,231 in words
8,231
eight thousand two hundred and thirty-one
8,231 is written eight thousand two hundred and thirty-one.
Ways to write it
- As an ordinal
- eight thousand two hundred and thirty-first
- Expanded form
- 8,000 + 200 + 30 + 1
Place value
| Place | Digit | Value |
|---|---|---|
| thousands | 8 | 8,000 |
| hundreds | 2 | 200 |
| tens | 3 | 30 |
| ones | 1 | 1 |
Number facts
- Even or odd
- Odd
- Prime or composite
- Prime
- Factors
- 1 and 8,231 (2 factors)
- First 10 multiples
- 8,231, 16,462, 24,693, 32,924, 41,155, 49,386, 57,617, 65,848, 74,079, 82,310
- Square
- 8,231 × 8,231 = 67,749,361
- Square root
- ≈ 90.72
- Sum of the digits
- 8 + 2 + 3 + 1 = 14
- Rounded to the nearest 10
- 8,230
- Rounded to the nearest 100
- 8,200
- Rounded to the nearest 1000
- 8,000
- Number before
- 8,230
- Number after
- 8,232
- In binary
10000000100111
Quick check
What number comes just after 8,231?
Show the answer
8,232
Is 8,231 even or odd?
Show the answer
Odd
What is 8,231 + 10?
Show the answer
8,241
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 8,231 in words?
8,231 is written "eight thousand two hundred and thirty-one".
Is 8,231 a prime number?
Yes. 8,231 is a prime number: its only factors are 1 and 8,231.
What are the factors of 8,231?
The factors of 8,231 are 1 and 8,231.