1,20,421 in words
1,20,421
one lakh twenty thousand four hundred and twenty-one
1,20,421 is written one lakh twenty thousand four hundred and twenty-one.
Ways to write it
- International system
- one hundred and twenty thousand four hundred and twenty-one
- Indian system
- one lakh twenty thousand four hundred and twenty-one
- As an ordinal
- one lakh twenty thousand four hundred and twenty-first
- Expanded form
- 1,00,000 + 20,000 + 400 + 20 + 1
Place value
| Place | Digit | Value |
|---|---|---|
| lakhs | 1 | 1,00,000 |
| ten thousands | 2 | 20,000 |
| thousands | 0 | 0 |
| hundreds | 4 | 400 |
| tens | 2 | 20 |
| ones | 1 | 1 |
Number facts
- Even or odd
- Odd
- Prime or composite
- Composite
- Factors
- 1, 7, 17,203 and 1,20,421 (4 factors)
- First 10 multiples
- 1,20,421, 2,40,842, 3,61,263, 4,81,684, 6,02,105, 7,22,526, 8,42,947, 9,63,368, 10,83,789, 12,04,210
- Square
- 1,20,421 × 1,20,421 = 14,50,12,17,241
- Square root
- ≈ 347.02
- Sum of the digits
- 1 + 2 + 0 + 4 + 2 + 1 = 10
- Rounded to the nearest 10
- 1,20,420
- Rounded to the nearest 100
- 1,20,400
- Rounded to the nearest 1000
- 1,20,000
- Number before
- 1,20,420
- Number after
- 1,20,422
- In binary
11101011001100101
Quick check
What number comes just after 1,20,421?
Show the answer
1,20,422
Is 1,20,421 even or odd?
Show the answer
Odd
What is 1,20,421 + 10?
Show the answer
1,20,431
Practise with a game
Factors, Multiples & Primes
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Number Patterns
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How do you write 1,20,421 in words?
1,20,421 is written "one lakh twenty thousand four hundred and twenty-one".
Is 1,20,421 a prime number?
No. 1,20,421 is a composite number, because it has more than two factors.
What are the factors of 1,20,421?
The factors of 1,20,421 are 1, 7, 17,203 and 1,20,421.