42,143 in words
42,143
forty-two thousand one hundred forty-three
42,143 is written forty-two thousand one hundred forty-three.
Ways to write it
- As an ordinal
- forty-two thousand one hundred forty-third
- Expanded form
- 40,000 + 2,000 + 100 + 40 + 3
Place value
| Place | Digit | Value |
|---|---|---|
| ten thousands | 4 | 40,000 |
| thousands | 2 | 2,000 |
| hundreds | 1 | 100 |
| tens | 4 | 40 |
| ones | 3 | 3 |
Number facts
- Even or odd
- Odd
- Prime or composite
- Composite
- Factors
- 1, 17, 37, 67, 629, 1,139, 2,479 and 42,143 (8 factors)
- First 10 multiples
- 42,143, 84,286, 126,429, 168,572, 210,715, 252,858, 295,001, 337,144, 379,287, 421,430
- Square
- 42,143 × 42,143 = 1,776,032,449
- Square root
- ≈ 205.29
- Sum of the digits
- 4 + 2 + 1 + 4 + 3 = 14
- Rounded to the nearest 10
- 42,140
- Rounded to the nearest 100
- 42,100
- Rounded to the nearest 1000
- 42,000
- Number before
- 42,142
- Number after
- 42,144
- In binary
1010010010011111
Quick check
What number comes just after 42,143?
Show the answer
42,144
Is 42,143 even or odd?
Show the answer
Odd
What is 42,143 + 10?
Show the answer
42,153
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 42,143 in words?
42,143 is written "forty-two thousand one hundred forty-three".
Is 42,143 a prime number?
No. 42,143 is a composite number, because it has more than two factors.
What are the factors of 42,143?
The factors of 42,143 are 1, 17, 37, 67, 629, 1,139, 2,479 and 42,143.