490,421 in words
490,421
four hundred and ninety thousand four hundred and twenty-one
490,421 is written four hundred and ninety thousand four hundred and twenty-one.
Ways to write it
- As an ordinal
- four hundred and ninety thousand four hundred and twenty-first
- Expanded form
- 400,000 + 90,000 + 400 + 20 + 1
Place value
| Place | Digit | Value |
|---|---|---|
| hundred thousands | 4 | 400,000 |
| ten thousands | 9 | 90,000 |
| thousands | 0 | 0 |
| hundreds | 4 | 400 |
| tens | 2 | 20 |
| ones | 1 | 1 |
Number facts
- Even or odd
- Odd
- Prime or composite
- Prime
- Factors
- 1 and 490,421 (2 factors)
- First 10 multiples
- 490,421, 980,842, 1,471,263, 1,961,684, 2,452,105, 2,942,526, 3,432,947, 3,923,368, 4,413,789, 4,904,210
- Square
- 490,421 × 490,421 = 240,512,757,241
- Square root
- ≈ 700.30
- Sum of the digits
- 4 + 9 + 0 + 4 + 2 + 1 = 20
- Rounded to the nearest 10
- 490,420
- Rounded to the nearest 100
- 490,400
- Rounded to the nearest 1000
- 490,000
- Number before
- 490,420
- Number after
- 490,422
- In binary
1110111101110110101
Quick check
What number comes just after 490,421?
Show the answer
490,422
Is 490,421 even or odd?
Show the answer
Odd
What is 490,421 + 10?
Show the answer
490,431
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 490,421 in words?
490,421 is written "four hundred and ninety thousand four hundred and twenty-one".
Is 490,421 a prime number?
Yes. 490,421 is a prime number: its only factors are 1 and 490,421.
What are the factors of 490,421?
The factors of 490,421 are 1 and 490,421.