3,21,506 in words
3,21,506
three lakh twenty-one thousand five hundred and six
3,21,506 is written three lakh twenty-one thousand five hundred and six.
Ways to write it
- International system
- three hundred and twenty-one thousand five hundred and six
- Indian system
- three lakh twenty-one thousand five hundred and six
- As an ordinal
- three lakh twenty-one thousand five hundred and sixth
- Expanded form
- 3,00,000 + 20,000 + 1,000 + 500 + 6
Place value
| Place | Digit | Value |
|---|---|---|
| lakhs | 3 | 3,00,000 |
| ten thousands | 2 | 20,000 |
| thousands | 1 | 1,000 |
| hundreds | 5 | 500 |
| tens | 0 | 0 |
| ones | 6 | 6 |
Number facts
- Even or odd
- Even
- Prime or composite
- Composite
- Factors
- 1, 2, 1,60,753 and 3,21,506 (4 factors)
- First 10 multiples
- 3,21,506, 6,43,012, 9,64,518, 12,86,024, 16,07,530, 19,29,036, 22,50,542, 25,72,048, 28,93,554, 32,15,060
- Square
- 3,21,506 × 3,21,506 = 1,03,36,61,08,036
- Square root
- ≈ 567.01
- Sum of the digits
- 3 + 2 + 1 + 5 + 0 + 6 = 17
- Rounded to the nearest 10
- 3,21,510
- Rounded to the nearest 100
- 3,21,500
- Rounded to the nearest 1000
- 3,22,000
- Number before
- 3,21,505
- Number after
- 3,21,507
- In binary
1001110011111100010
Quick check
What number comes just after 3,21,506?
Show the answer
3,21,507
Is 3,21,506 even or odd?
Show the answer
Even
What is 3,21,506 + 10?
Show the answer
3,21,516
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 3,21,506 in words?
3,21,506 is written "three lakh twenty-one thousand five hundred and six".
Is 3,21,506 a prime number?
No. 3,21,506 is a composite number, because it has more than two factors.
What are the factors of 3,21,506?
The factors of 3,21,506 are 1, 2, 1,60,753 and 3,21,506.