440,421 in words
440,421
four hundred forty thousand four hundred twenty-one
440,421 is written four hundred forty thousand four hundred twenty-one.
Ways to write it
- As an ordinal
- four hundred forty thousand four hundred twenty-first
- Expanded form
- 400,000 + 40,000 + 400 + 20 + 1
Place value
| Place | Digit | Value |
|---|---|---|
| hundred thousands | 4 | 400,000 |
| ten thousands | 4 | 40,000 |
| thousands | 0 | 0 |
| hundreds | 4 | 400 |
| tens | 2 | 20 |
| ones | 1 | 1 |
Number facts
- Even or odd
- Odd
- Prime or composite
- Composite
- Factors
- 1, 3, 146,807 and 440,421 (4 factors)
- First 10 multiples
- 440,421, 880,842, 1,321,263, 1,761,684, 2,202,105, 2,642,526, 3,082,947, 3,523,368, 3,963,789, 4,404,210
- Square
- 440,421 × 440,421 = 193,970,657,241
- Square root
- ≈ 663.64
- Sum of the digits
- 4 + 4 + 0 + 4 + 2 + 1 = 15
- Rounded to the nearest 10
- 440,420
- Rounded to the nearest 100
- 440,400
- Rounded to the nearest 1000
- 440,000
- Number before
- 440,420
- Number after
- 440,422
- In binary
1101011100001100101
Quick check
What number comes just after 440,421?
Show the answer
440,422
Is 440,421 even or odd?
Show the answer
Odd
What is 440,421 + 10?
Show the answer
440,431
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 440,421 in words?
440,421 is written "four hundred forty thousand four hundred twenty-one".
Is 440,421 a prime number?
No. 440,421 is a composite number, because it has more than two factors.
What are the factors of 440,421?
The factors of 440,421 are 1, 3, 146,807 and 440,421.