42,031 in words
42,031
forty-two thousand thirty-one
42,031 is written forty-two thousand thirty-one.
Ways to write it
- As an ordinal
- forty-two thousand thirty-first
- Expanded form
- 40,000 + 2,000 + 30 + 1
Place value
| Place | Digit | Value |
|---|---|---|
| ten thousands | 4 | 40,000 |
| thousands | 2 | 2,000 |
| hundreds | 0 | 0 |
| tens | 3 | 30 |
| ones | 1 | 1 |
Number facts
- Even or odd
- Odd
- Prime or composite
- Composite
- Factors
- 1, 11, 3,821 and 42,031 (4 factors)
- First 10 multiples
- 42,031, 84,062, 126,093, 168,124, 210,155, 252,186, 294,217, 336,248, 378,279, 420,310
- Square
- 42,031 × 42,031 = 1,766,604,961
- Square root
- ≈ 205.01
- Sum of the digits
- 4 + 2 + 0 + 3 + 1 = 10
- Rounded to the nearest 10
- 42,030
- Rounded to the nearest 100
- 42,000
- Rounded to the nearest 1000
- 42,000
- Number before
- 42,030
- Number after
- 42,032
- In binary
1010010000101111
Quick check
What number comes just after 42,031?
Show the answer
42,032
Is 42,031 even or odd?
Show the answer
Odd
What is 42,031 + 10?
Show the answer
42,041
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 42,031 in words?
42,031 is written "forty-two thousand thirty-one".
Is 42,031 a prime number?
No. 42,031 is a composite number, because it has more than two factors.
What are the factors of 42,031?
The factors of 42,031 are 1, 11, 3,821 and 42,031.