6,720 in words
6,720
six thousand seven hundred twenty
6,720 is written six thousand seven hundred twenty.
Ways to write it
- As an ordinal
- six thousand seven hundred twentieth
- Expanded form
- 6,000 + 700 + 20
Place value
| Place | Digit | Value |
|---|---|---|
| thousands | 6 | 6,000 |
| hundreds | 7 | 700 |
| tens | 2 | 20 |
| ones | 0 | 0 |
Number facts
- Even or odd
- Even
- Prime or composite
- Composite
- Factors
- 56 factors: too many to list
- First 10 multiples
- 6,720, 13,440, 20,160, 26,880, 33,600, 40,320, 47,040, 53,760, 60,480, 67,200
- Square
- 6,720 × 6,720 = 45,158,400
- Square root
- ≈ 81.98
- Sum of the digits
- 6 + 7 + 2 + 0 = 15
- Rounded to the nearest 10
- 6,720
- Rounded to the nearest 100
- 6,700
- Rounded to the nearest 1000
- 7,000
- Number before
- 6,719
- Number after
- 6,721
- In binary
1101001000000
Quick check
What number comes just after 6,720?
Show the answer
6,721
Is 6,720 even or odd?
Show the answer
Even
What is 6,720 + 10?
Show the answer
6,730
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 6,720 in words?
6,720 is written "six thousand seven hundred twenty".
Is 6,720 a prime number?
No. 6,720 is a composite number, because it has more than two factors.