400,040 in words
400,040
four hundred thousand forty
400,040 is written four hundred thousand forty.
Ways to write it
- As an ordinal
- four hundred thousand fortieth
- Expanded form
- 400,000 + 40
Place value
| Place | Digit | Value |
|---|---|---|
| hundred thousands | 4 | 400,000 |
| ten thousands | 0 | 0 |
| 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, 4, 5, 8, 10, 20, 40, 73, 137, 146, 274, 292, 365, 548, 584, 685, 730, 1,096, 1,370, 1,460, 2,740, 2,920, 5,480, 10,001, 20,002, 40,004, 50,005, 80,008, 100,010, 200,020 and 400,040 (32 factors)
- First 10 multiples
- 400,040, 800,080, 1,200,120, 1,600,160, 2,000,200, 2,400,240, 2,800,280, 3,200,320, 3,600,360, 4,000,400
- Square
- 400,040 × 400,040 = 160,032,001,600
- Square root
- ≈ 632.49
- Sum of the digits
- 4 + 0 + 0 + 0 + 4 + 0 = 8
- Rounded to the nearest 10
- 400,040
- Rounded to the nearest 100
- 400,000
- Rounded to the nearest 1000
- 400,000
- Number before
- 400,039
- Number after
- 400,041
- In binary
1100001101010101000
Quick check
What number comes just after 400,040?
Show the answer
400,041
Is 400,040 even or odd?
Show the answer
Even
What is 400,040 + 10?
Show the answer
400,050
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 400,040 in words?
400,040 is written "four hundred thousand forty".
Is 400,040 a prime number?
No. 400,040 is a composite number, because it has more than two factors.
What are the factors of 400,040?
The factors of 400,040 are 1, 2, 4, 5, 8, 10, 20, 40, 73, 137, 146, 274, 292, 365, 548, 584, 685, 730, 1,096, 1,370, 1,460, 2,740, 2,920, 5,480, 10,001, 20,002, 40,004, 50,005, 80,008, 100,010, 200,020 and 400,040.