340,421 in words
340,421
three hundred and forty thousand four hundred and twenty-one
340,421 is written three hundred and forty thousand four hundred and twenty-one.
Ways to write it
- As an ordinal
- three hundred and forty thousand four hundred and twenty-first
- Expanded form
- 300,000 + 40,000 + 400 + 20 + 1
Place value
| Place | Digit | Value |
|---|---|---|
| hundred thousands | 3 | 300,000 |
| 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, 47, 7,243 and 340,421 (4 factors)
- First 10 multiples
- 340,421, 680,842, 1,021,263, 1,361,684, 1,702,105, 2,042,526, 2,382,947, 2,723,368, 3,063,789, 3,404,210
- Square
- 340,421 × 340,421 = 115,886,457,241
- Square root
- ≈ 583.46
- Sum of the digits
- 3 + 4 + 0 + 4 + 2 + 1 = 14
- Rounded to the nearest 10
- 340,420
- Rounded to the nearest 100
- 340,400
- Rounded to the nearest 1000
- 340,000
- Number before
- 340,420
- Number after
- 340,422
- In binary
1010011000111000101
Quick check
What number comes just after 340,421?
Show the answer
340,422
Is 340,421 even or odd?
Show the answer
Odd
What is 340,421 + 10?
Show the answer
340,431
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 340,421 in words?
340,421 is written "three hundred and forty thousand four hundred and twenty-one".
Is 340,421 a prime number?
No. 340,421 is a composite number, because it has more than two factors.
What are the factors of 340,421?
The factors of 340,421 are 1, 47, 7,243 and 340,421.