4,20,121 in words
4,20,121
four lakh twenty thousand one hundred and twenty-one
4,20,121 is written four lakh twenty thousand one hundred and twenty-one.
Ways to write it
- International system
- four hundred and twenty thousand one hundred and twenty-one
- Indian system
- four lakh twenty thousand one hundred and twenty-one
- As an ordinal
- four lakh twenty thousand one hundred and twenty-first
- Expanded form
- 4,00,000 + 20,000 + 100 + 20 + 1
Place value
| Place | Digit | Value |
|---|---|---|
| lakhs | 4 | 4,00,000 |
| ten thousands | 2 | 20,000 |
| thousands | 0 | 0 |
| hundreds | 1 | 100 |
| tens | 2 | 20 |
| ones | 1 | 1 |
Number facts
- Even or odd
- Odd
- Prime or composite
- Composite
- Factors
- 1, 13, 17, 221, 1,901, 24,713, 32,317 and 4,20,121 (8 factors)
- First 10 multiples
- 4,20,121, 8,40,242, 12,60,363, 16,80,484, 21,00,605, 25,20,726, 29,40,847, 33,60,968, 37,81,089, 42,01,210
- Square
- 4,20,121 × 4,20,121 = 1,76,50,16,54,641
- Square root
- ≈ 648.17
- Sum of the digits
- 4 + 2 + 0 + 1 + 2 + 1 = 10
- Rounded to the nearest 10
- 4,20,120
- Rounded to the nearest 100
- 4,20,100
- Rounded to the nearest 1000
- 4,20,000
- Number before
- 4,20,120
- Number after
- 4,20,122
- In binary
1100110100100011001
Quick check
What number comes just after 4,20,121?
Show the answer
4,20,122
Is 4,20,121 even or odd?
Show the answer
Odd
What is 4,20,121 + 10?
Show the answer
4,20,131
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 4,20,121 in words?
4,20,121 is written "four lakh twenty thousand one hundred and twenty-one".
Is 4,20,121 a prime number?
No. 4,20,121 is a composite number, because it has more than two factors.
What are the factors of 4,20,121?
The factors of 4,20,121 are 1, 13, 17, 221, 1,901, 24,713, 32,317 and 4,20,121.