20,040 in words
20,040
twenty thousand and forty
20,040 is written twenty thousand and forty.
Ways to write it
- As an ordinal
- twenty thousand and fortieth
- Expanded form
- 20,000 + 40
Place value
| Place | Digit | Value |
|---|---|---|
| ten thousands | 2 | 20,000 |
| thousands | 0 | 0 |
| hundreds | 0 | 0 |
| tens | 4 | 40 |
| ones | 0 | 0 |
Number facts
- Even or odd
- Even
- Prime or composite
- Composite
- Factors
- 1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 167, 334, 501, 668, 835, 1,002, 1,336, 1,670, 2,004, 2,505, 3,340, 4,008, 5,010, 6,680, 10,020 and 20,040 (32 factors)
- First 10 multiples
- 20,040, 40,080, 60,120, 80,160, 100,200, 120,240, 140,280, 160,320, 180,360, 200,400
- Square
- 20,040 × 20,040 = 401,601,600
- Square root
- ≈ 141.56
- Sum of the digits
- 2 + 0 + 0 + 4 + 0 = 6
- Rounded to the nearest 10
- 20,040
- Rounded to the nearest 100
- 20,000
- Rounded to the nearest 1000
- 20,000
- Number before
- 20,039
- Number after
- 20,041
- In binary
100111001001000
Quick check
What number comes just after 20,040?
Show the answer
20,041
Is 20,040 even or odd?
Show the answer
Even
What is 20,040 + 10?
Show the answer
20,050
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 20,040 in words?
20,040 is written "twenty thousand and forty".
Is 20,040 a prime number?
No. 20,040 is a composite number, because it has more than two factors.
What are the factors of 20,040?
The factors of 20,040 are 1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 167, 334, 501, 668, 835, 1,002, 1,336, 1,670, 2,004, 2,505, 3,340, 4,008, 5,010, 6,680, 10,020 and 20,040.