490,721 in words
490,721
four hundred ninety thousand seven hundred twenty-one
490,721 is written four hundred ninety thousand seven hundred twenty-one.
Ways to write it
- As an ordinal
- four hundred ninety thousand seven hundred twenty-first
- Expanded form
- 400,000 + 90,000 + 700 + 20 + 1
Place value
| Place | Digit | Value |
|---|---|---|
| hundred thousands | 4 | 400,000 |
| ten thousands | 9 | 90,000 |
| thousands | 0 | 0 |
| hundreds | 7 | 700 |
| tens | 2 | 20 |
| ones | 1 | 1 |
Number facts
- Even or odd
- Odd
- Prime or composite
- Composite
- Factors
- 1, 7, 11, 77, 6,373, 44,611, 70,103 and 490,721 (8 factors)
- First 10 multiples
- 490,721, 981,442, 1,472,163, 1,962,884, 2,453,605, 2,944,326, 3,435,047, 3,925,768, 4,416,489, 4,907,210
- Square
- 490,721 × 490,721 = 240,807,099,841
- Square root
- ≈ 700.51
- Sum of the digits
- 4 + 9 + 0 + 7 + 2 + 1 = 23
- Rounded to the nearest 10
- 490,720
- Rounded to the nearest 100
- 490,700
- Rounded to the nearest 1000
- 491,000
- Number before
- 490,720
- Number after
- 490,722
- In binary
1110111110011100001
Quick check
What number comes just after 490,721?
Show the answer
490,722
Is 490,721 even or odd?
Show the answer
Odd
What is 490,721 + 10?
Show the answer
490,731
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 490,721 in words?
490,721 is written "four hundred ninety thousand seven hundred twenty-one".
Is 490,721 a prime number?
No. 490,721 is a composite number, because it has more than two factors.
What are the factors of 490,721?
The factors of 490,721 are 1, 7, 11, 77, 6,373, 44,611, 70,103 and 490,721.