667,642 in words
667,642
six hundred sixty-seven thousand six hundred forty-two
667,642 is written six hundred sixty-seven thousand six hundred forty-two.
Ways to write it
- As an ordinal
- six hundred sixty-seven thousand six hundred forty-second
- Expanded form
- 600,000 + 60,000 + 7,000 + 600 + 40 + 2
Place value
| Place | Digit | Value |
|---|---|---|
| hundred thousands | 6 | 600,000 |
| ten thousands | 6 | 60,000 |
| thousands | 7 | 7,000 |
| hundreds | 6 | 600 |
| tens | 4 | 40 |
| ones | 2 | 2 |
Number facts
- Even or odd
- Even
- Prime or composite
- Composite
- Factors
- 1, 2, 333,821 and 667,642 (4 factors)
- First 10 multiples
- 667,642, 1,335,284, 2,002,926, 2,670,568, 3,338,210, 4,005,852, 4,673,494, 5,341,136, 6,008,778, 6,676,420
- Square
- 667,642 × 667,642 = 445,745,840,164
- Square root
- ≈ 817.09
- Sum of the digits
- 6 + 6 + 7 + 6 + 4 + 2 = 31
- Rounded to the nearest 10
- 667,640
- Rounded to the nearest 100
- 667,600
- Rounded to the nearest 1000
- 668,000
- Number before
- 667,641
- Number after
- 667,643
- In binary
10100010111111111010
Quick check
What number comes just after 667,642?
Show the answer
667,643
Is 667,642 even or odd?
Show the answer
Even
What is 667,642 + 10?
Show the answer
667,652
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 667,642 in words?
667,642 is written "six hundred sixty-seven thousand six hundred forty-two".
Is 667,642 a prime number?
No. 667,642 is a composite number, because it has more than two factors.
What are the factors of 667,642?
The factors of 667,642 are 1, 2, 333,821 and 667,642.