20,131 in words
20,131
twenty thousand one hundred thirty-one
20,131 is written twenty thousand one hundred thirty-one.
Ways to write it
- As an ordinal
- twenty thousand one hundred thirty-first
- Expanded form
- 20,000 + 100 + 30 + 1
Place value
| Place | Digit | Value |
|---|---|---|
| ten thousands | 2 | 20,000 |
| thousands | 0 | 0 |
| hundreds | 1 | 100 |
| tens | 3 | 30 |
| ones | 1 | 1 |
Number facts
- Even or odd
- Odd
- Prime or composite
- Composite
- Factors
- 1, 41, 491 and 20,131 (4 factors)
- First 10 multiples
- 20,131, 40,262, 60,393, 80,524, 100,655, 120,786, 140,917, 161,048, 181,179, 201,310
- Square
- 20,131 × 20,131 = 405,257,161
- Square root
- ≈ 141.88
- Sum of the digits
- 2 + 0 + 1 + 3 + 1 = 7
- Rounded to the nearest 10
- 20,130
- Rounded to the nearest 100
- 20,100
- Rounded to the nearest 1000
- 20,000
- Number before
- 20,130
- Number after
- 20,132
- In binary
100111010100011
Quick check
What number comes just after 20,131?
Show the answer
20,132
Is 20,131 even or odd?
Show the answer
Odd
What is 20,131 + 10?
Show the answer
20,141
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 20,131 in words?
20,131 is written "twenty thousand one hundred thirty-one".
Is 20,131 a prime number?
No. 20,131 is a composite number, because it has more than two factors.
What are the factors of 20,131?
The factors of 20,131 are 1, 41, 491 and 20,131.