221,420 in words
221,420
two hundred twenty-one thousand four hundred twenty
221,420 is written two hundred twenty-one thousand four hundred twenty.
Ways to write it
- As an ordinal
- two hundred twenty-one thousand four hundred twentieth
- Expanded form
- 200,000 + 20,000 + 1,000 + 400 + 20
Place value
| Place | Digit | Value |
|---|---|---|
| hundred thousands | 2 | 200,000 |
| ten thousands | 2 | 20,000 |
| thousands | 1 | 1,000 |
| hundreds | 4 | 400 |
| tens | 2 | 20 |
| ones | 0 | 0 |
Number facts
- Even or odd
- Even
- Prime or composite
- Composite
- Factors
- 1, 2, 4, 5, 10, 20, 11,071, 22,142, 44,284, 55,355, 110,710 and 221,420 (12 factors)
- First 10 multiples
- 221,420, 442,840, 664,260, 885,680, 1,107,100, 1,328,520, 1,549,940, 1,771,360, 1,992,780, 2,214,200
- Square
- 221,420 × 221,420 = 49,026,816,400
- Square root
- ≈ 470.55
- Sum of the digits
- 2 + 2 + 1 + 4 + 2 + 0 = 11
- Rounded to the nearest 10
- 221,420
- Rounded to the nearest 100
- 221,400
- Rounded to the nearest 1000
- 221,000
- Number before
- 221,419
- Number after
- 221,421
- In binary
110110000011101100
Quick check
What number comes just after 221,420?
Show the answer
221,421
Is 221,420 even or odd?
Show the answer
Even
What is 221,420 + 10?
Show the answer
221,430
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 221,420 in words?
221,420 is written "two hundred twenty-one thousand four hundred twenty".
Is 221,420 a prime number?
No. 221,420 is a composite number, because it has more than two factors.
What are the factors of 221,420?
The factors of 221,420 are 1, 2, 4, 5, 10, 20, 11,071, 22,142, 44,284, 55,355, 110,710 and 221,420.