2,142 in words
2,142
two thousand one hundred forty-two
2,142 is written two thousand one hundred forty-two.
Ways to write it
- As an ordinal
- two thousand one hundred forty-second
- Roman numeral
- MMCXLII
- Expanded form
- 2,000 + 100 + 40 + 2
Place value
| Place | Digit | Value |
|---|---|---|
| thousands | 2 | 2,000 |
| hundreds | 1 | 100 |
| tens | 4 | 40 |
| ones | 2 | 2 |
Number facts
- Even or odd
- Even
- Prime or composite
- Composite
- Factors
- 1, 2, 3, 6, 7, 9, 14, 17, 18, 21, 34, 42, 51, 63, 102, 119, 126, 153, 238, 306, 357, 714, 1,071 and 2,142 (24 factors)
- First 10 multiples
- 2,142, 4,284, 6,426, 8,568, 10,710, 12,852, 14,994, 17,136, 19,278, 21,420
- Square
- 2,142 × 2,142 = 4,588,164
- Square root
- ≈ 46.28
- Sum of the digits
- 2 + 1 + 4 + 2 = 9
- Rounded to the nearest 10
- 2,140
- Rounded to the nearest 100
- 2,100
- Rounded to the nearest 1000
- 2,000
- Number before
- 2,141
- Number after
- 2,143
- In binary
100001011110
Quick check
What number comes just after 2,142?
Show the answer
2,143
Is 2,142 even or odd?
Show the answer
Even
What is 2,142 + 10?
Show the answer
2,152
Practice with a game
Factors, Multiples & Primes
Multiples, factors, prime numbers, square numbers and prime factors.
Roman Numerals
Read and write Roman numerals from I to 3,999.Frequently asked questions
How do you write 2,142 in words?
2,142 is written "two thousand one hundred forty-two".
Is 2,142 a prime number?
No. 2,142 is a composite number, because it has more than two factors.
What are the factors of 2,142?
The factors of 2,142 are 1, 2, 3, 6, 7, 9, 14, 17, 18, 21, 34, 42, 51, 63, 102, 119, 126, 153, 238, 306, 357, 714, 1,071 and 2,142.
How do you write 2,142 in Roman numerals?
2,142 in Roman numerals is MMCXLII.