742,640 in words
742,640
seven hundred forty-two thousand six hundred forty
742,640 is written seven hundred forty-two thousand six hundred forty.
Ways to write it
- As an ordinal
- seven hundred forty-two thousand six hundred fortieth
- Expanded form
- 700,000 + 40,000 + 2,000 + 600 + 40
Place value
| Place | Digit | Value |
|---|---|---|
| hundred thousands | 7 | 700,000 |
| ten thousands | 4 | 40,000 |
| thousands | 2 | 2,000 |
| hundreds | 6 | 600 |
| tens | 4 | 40 |
| ones | 0 | 0 |
Number facts
- Even or odd
- Even
- Prime or composite
- Composite
- Factors
- 1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 9,283, 18,566, 37,132, 46,415, 74,264, 92,830, 148,528, 185,660, 371,320 and 742,640 (20 factors)
- First 10 multiples
- 742,640, 1,485,280, 2,227,920, 2,970,560, 3,713,200, 4,455,840, 5,198,480, 5,941,120, 6,683,760, 7,426,400
- Square
- 742,640 × 742,640 = 551,514,169,600
- Square root
- ≈ 861.77
- Sum of the digits
- 7 + 4 + 2 + 6 + 4 + 0 = 23
- Rounded to the nearest 10
- 742,640
- Rounded to the nearest 100
- 742,600
- Rounded to the nearest 1000
- 743,000
- Number before
- 742,639
- Number after
- 742,641
- In binary
10110101010011110000
Quick check
What number comes just after 742,640?
Show the answer
742,641
Is 742,640 even or odd?
Show the answer
Even
What is 742,640 + 10?
Show the answer
742,650
Practice 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 742,640 in words?
742,640 is written "seven hundred forty-two thousand six hundred forty".
Is 742,640 a prime number?
No. 742,640 is a composite number, because it has more than two factors.
What are the factors of 742,640?
The factors of 742,640 are 1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 9,283, 18,566, 37,132, 46,415, 74,264, 92,830, 148,528, 185,660, 371,320 and 742,640.