842,240 in words
842,240
eight hundred forty-two thousand two hundred forty
842,240 is written eight hundred forty-two thousand two hundred forty.
Ways to write it
- As an ordinal
- eight hundred forty-two thousand two hundred fortieth
- Expanded form
- 800,000 + 40,000 + 2,000 + 200 + 40
Place value
| Place | Digit | Value |
|---|---|---|
| hundred thousands | 8 | 800,000 |
| ten thousands | 4 | 40,000 |
| thousands | 2 | 2,000 |
| hundreds | 2 | 200 |
| tens | 4 | 40 |
| ones | 0 | 0 |
Number facts
- Even or odd
- Even
- Prime or composite
- Composite
- Factors
- 80 factors: too many to list
- First 10 multiples
- 842,240, 1,684,480, 2,526,720, 3,368,960, 4,211,200, 5,053,440, 5,895,680, 6,737,920, 7,580,160, 8,422,400
- Square
- 842,240 × 842,240 = 709,368,217,600
- Square root
- ≈ 917.74
- Sum of the digits
- 8 + 4 + 2 + 2 + 4 + 0 = 20
- Rounded to the nearest 10
- 842,240
- Rounded to the nearest 100
- 842,200
- Rounded to the nearest 1000
- 842,000
- Number before
- 842,239
- Number after
- 842,241
- In binary
11001101101000000000
Quick check
What number comes just after 842,240?
Show the answer
842,241
Is 842,240 even or odd?
Show the answer
Even
What is 842,240 + 10?
Show the answer
842,250
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 842,240 in words?
842,240 is written "eight hundred forty-two thousand two hundred forty".
Is 842,240 a prime number?
No. 842,240 is a composite number, because it has more than two factors.