20,231 in words
20,231
twenty thousand two hundred thirty-one
20,231 is written twenty thousand two hundred thirty-one.
Ways to write it
- As an ordinal
- twenty thousand two hundred thirty-first
- Expanded form
- 20,000 + 200 + 30 + 1
Place value
| Place | Digit | Value |
|---|---|---|
| ten thousands | 2 | 20,000 |
| thousands | 0 | 0 |
| hundreds | 2 | 200 |
| tens | 3 | 30 |
| ones | 1 | 1 |
Number facts
- Even or odd
- Odd
- Prime or composite
- Prime
- Factors
- 1 and 20,231 (2 factors)
- First 10 multiples
- 20,231, 40,462, 60,693, 80,924, 101,155, 121,386, 141,617, 161,848, 182,079, 202,310
- Square
- 20,231 × 20,231 = 409,293,361
- Square root
- ≈ 142.24
- Sum of the digits
- 2 + 0 + 2 + 3 + 1 = 8
- Rounded to the nearest 10
- 20,230
- Rounded to the nearest 100
- 20,200
- Rounded to the nearest 1000
- 20,000
- Number before
- 20,230
- Number after
- 20,232
- In binary
100111100000111
Quick check
What number comes just after 20,231?
Show the answer
20,232
Is 20,231 even or odd?
Show the answer
Odd
What is 20,231 + 10?
Show the answer
20,241
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 20,231 in words?
20,231 is written "twenty thousand two hundred thirty-one".
Is 20,231 a prime number?
Yes. 20,231 is a prime number: its only factors are 1 and 20,231.
What are the factors of 20,231?
The factors of 20,231 are 1 and 20,231.