42,131 in words
42,131
forty-two thousand one hundred thirty-one
42,131 is written forty-two thousand one hundred thirty-one.
Ways to write it
- As an ordinal
- forty-two thousand one hundred thirty-first
- Expanded form
- 40,000 + 2,000 + 100 + 30 + 1
Place value
| Place | Digit | Value |
|---|---|---|
| ten thousands | 4 | 40,000 |
| thousands | 2 | 2,000 |
| hundreds | 1 | 100 |
| tens | 3 | 30 |
| ones | 1 | 1 |
Number facts
- Even or odd
- Odd
- Prime or composite
- Prime
- Factors
- 1 and 42,131 (2 factors)
- First 10 multiples
- 42,131, 84,262, 126,393, 168,524, 210,655, 252,786, 294,917, 337,048, 379,179, 421,310
- Square
- 42,131 × 42,131 = 1,775,021,161
- Square root
- ≈ 205.26
- Sum of the digits
- 4 + 2 + 1 + 3 + 1 = 11
- Rounded to the nearest 10
- 42,130
- Rounded to the nearest 100
- 42,100
- Rounded to the nearest 1000
- 42,000
- Number before
- 42,130
- Number after
- 42,132
- In binary
1010010010010011
Quick check
What number comes just after 42,131?
Show the answer
42,132
Is 42,131 even or odd?
Show the answer
Odd
What is 42,131 + 10?
Show the answer
42,141
Practice 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 42,131 in words?
42,131 is written "forty-two thousand one hundred thirty-one".
Is 42,131 a prime number?
Yes. 42,131 is a prime number: its only factors are 1 and 42,131.
What are the factors of 42,131?
The factors of 42,131 are 1 and 42,131.