2,440 in words
2,440
two thousand four hundred and forty
2,440 is written two thousand four hundred and forty.
Ways to write it
- As an ordinal
- two thousand four hundred and fortieth
- Roman numeral
- MMCDXL
- Expanded form
- 2,000 + 400 + 40
Place value
| Place | Digit | Value |
|---|---|---|
| thousands | 2 | 2,000 |
| hundreds | 4 | 400 |
| tens | 4 | 40 |
| ones | 0 | 0 |
Number facts
- Even or odd
- Even
- Prime or composite
- Composite
- Factors
- 1, 2, 4, 5, 8, 10, 20, 40, 61, 122, 244, 305, 488, 610, 1,220 and 2,440 (16 factors)
- First 10 multiples
- 2,440, 4,880, 7,320, 9,760, 12,200, 14,640, 17,080, 19,520, 21,960, 24,400
- Square
- 2,440 × 2,440 = 5,953,600
- Square root
- ≈ 49.40
- Sum of the digits
- 2 + 4 + 4 + 0 = 10
- Rounded to the nearest 10
- 2,440
- Rounded to the nearest 100
- 2,400
- Rounded to the nearest 1000
- 2,000
- Number before
- 2,439
- Number after
- 2,441
- In binary
100110001000
Quick check
What number comes just after 2,440?
Show the answer
2,441
Is 2,440 even or odd?
Show the answer
Even
What is 2,440 + 10?
Show the answer
2,450
Practise 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 2,440 in words?
2,440 is written "two thousand four hundred and forty".
Is 2,440 a prime number?
No. 2,440 is a composite number, because it has more than two factors.
What are the factors of 2,440?
The factors of 2,440 are 1, 2, 4, 5, 8, 10, 20, 40, 61, 122, 244, 305, 488, 610, 1,220 and 2,440.
How do you write 2,440 in Roman numerals?
2,440 in Roman numerals is MMCDXL.