216,221 in words
216,221
two hundred and sixteen thousand two hundred and twenty-one
216,221 is written two hundred and sixteen thousand two hundred and twenty-one.
Ways to write it
- As an ordinal
- two hundred and sixteen thousand two hundred and twenty-first
- Expanded form
- 200,000 + 10,000 + 6,000 + 200 + 20 + 1
Place value
| Place | Digit | Value |
|---|---|---|
| hundred thousands | 2 | 200,000 |
| ten thousands | 1 | 10,000 |
| thousands | 6 | 6,000 |
| hundreds | 2 | 200 |
| tens | 2 | 20 |
| ones | 1 | 1 |
Number facts
- Even or odd
- Odd
- Prime or composite
- Composite
- Factors
- 1, 463, 467 and 216,221 (4 factors)
- First 10 multiples
- 216,221, 432,442, 648,663, 864,884, 1,081,105, 1,297,326, 1,513,547, 1,729,768, 1,945,989, 2,162,210
- Square
- 216,221 × 216,221 = 46,751,520,841
- Square root
- ≈ 465.00
- Sum of the digits
- 2 + 1 + 6 + 2 + 2 + 1 = 14
- Rounded to the nearest 10
- 216,220
- Rounded to the nearest 100
- 216,200
- Rounded to the nearest 1000
- 216,000
- Number before
- 216,220
- Number after
- 216,222
- In binary
110100110010011101
Quick check
What number comes just after 216,221?
Show the answer
216,222
Is 216,221 even or odd?
Show the answer
Odd
What is 216,221 + 10?
Show the answer
216,231
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 216,221 in words?
216,221 is written "two hundred and sixteen thousand two hundred and twenty-one".
Is 216,221 a prime number?
No. 216,221 is a composite number, because it has more than two factors.
What are the factors of 216,221?
The factors of 216,221 are 1, 463, 467 and 216,221.