42,987 in words
42,987
forty-two thousand nine hundred eighty-seven
42,987 is written forty-two thousand nine hundred eighty-seven.
Ways to write it
- As an ordinal
- forty-two thousand nine hundred eighty-seventh
- Expanded form
- 40,000 + 2,000 + 900 + 80 + 7
Place value
| Place | Digit | Value |
|---|---|---|
| ten thousands | 4 | 40,000 |
| thousands | 2 | 2,000 |
| hundreds | 9 | 900 |
| tens | 8 | 80 |
| ones | 7 | 7 |
Number facts
- Even or odd
- Odd
- Prime or composite
- Composite
- Factors
- 1, 3, 7, 21, 23, 69, 89, 161, 267, 483, 623, 1,869, 2,047, 6,141, 14,329 and 42,987 (16 factors)
- First 10 multiples
- 42,987, 85,974, 128,961, 171,948, 214,935, 257,922, 300,909, 343,896, 386,883, 429,870
- Square
- 42,987 × 42,987 = 1,847,882,169
- Square root
- ≈ 207.33
- Sum of the digits
- 4 + 2 + 9 + 8 + 7 = 30
- Rounded to the nearest 10
- 42,990
- Rounded to the nearest 100
- 43,000
- Rounded to the nearest 1000
- 43,000
- Number before
- 42,986
- Number after
- 42,988
- In binary
1010011111101011
Quick check
What number comes just after 42,987?
Show the answer
42,988
Is 42,987 even or odd?
Show the answer
Odd
What is 42,987 + 10?
Show the answer
42,997
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 42,987 in words?
42,987 is written "forty-two thousand nine hundred eighty-seven".
Is 42,987 a prime number?
No. 42,987 is a composite number, because it has more than two factors.
What are the factors of 42,987?
The factors of 42,987 are 1, 3, 7, 21, 23, 69, 89, 161, 267, 483, 623, 1,869, 2,047, 6,141, 14,329 and 42,987.