42,931 in words
42,931
forty-two thousand nine hundred and thirty-one
42,931 is written forty-two thousand nine hundred and thirty-one.
Ways to write it
- As an ordinal
- forty-two thousand nine hundred and thirty-first
- Expanded form
- 40,000 + 2,000 + 900 + 30 + 1
Place value
| Place | Digit | Value |
|---|---|---|
| ten thousands | 4 | 40,000 |
| thousands | 2 | 2,000 |
| hundreds | 9 | 900 |
| tens | 3 | 30 |
| ones | 1 | 1 |
Number facts
- Even or odd
- Odd
- Prime or composite
- Composite
- Factors
- 1, 7, 6,133 and 42,931 (4 factors)
- First 10 multiples
- 42,931, 85,862, 128,793, 171,724, 214,655, 257,586, 300,517, 343,448, 386,379, 429,310
- Square
- 42,931 × 42,931 = 1,843,070,761
- Square root
- ≈ 207.20
- Sum of the digits
- 4 + 2 + 9 + 3 + 1 = 19
- Rounded to the nearest 10
- 42,930
- Rounded to the nearest 100
- 42,900
- Rounded to the nearest 1000
- 43,000
- Number before
- 42,930
- Number after
- 42,932
- In binary
1010011110110011
Quick check
What number comes just after 42,931?
Show the answer
42,932
Is 42,931 even or odd?
Show the answer
Odd
What is 42,931 + 10?
Show the answer
42,941
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 42,931 in words?
42,931 is written "forty-two thousand nine hundred and thirty-one".
Is 42,931 a prime number?
No. 42,931 is a composite number, because it has more than two factors.
What are the factors of 42,931?
The factors of 42,931 are 1, 7, 6,133 and 42,931.