1,40,021 in words
1,40,021
one lakh forty thousand and twenty-one
1,40,021 is written one lakh forty thousand and twenty-one.
Ways to write it
- International system
- one hundred and forty thousand and twenty-one
- Indian system
- one lakh forty thousand and twenty-one
- As an ordinal
- one lakh forty thousand and twenty-first
- Expanded form
- 1,00,000 + 40,000 + 20 + 1
Place value
| Place | Digit | Value |
|---|---|---|
| lakhs | 1 | 1,00,000 |
| ten thousands | 4 | 40,000 |
| thousands | 0 | 0 |
| hundreds | 0 | 0 |
| tens | 2 | 20 |
| ones | 1 | 1 |
Number facts
- Even or odd
- Odd
- Prime or composite
- Composite
- Factors
- 1, 7, 83, 241, 581, 1,687, 20,003 and 1,40,021 (8 factors)
- First 10 multiples
- 1,40,021, 2,80,042, 4,20,063, 5,60,084, 7,00,105, 8,40,126, 9,80,147, 11,20,168, 12,60,189, 14,00,210
- Square
- 1,40,021 × 1,40,021 = 19,60,58,80,441
- Square root
- ≈ 374.19
- Sum of the digits
- 1 + 4 + 0 + 0 + 2 + 1 = 8
- Rounded to the nearest 10
- 1,40,020
- Rounded to the nearest 100
- 1,40,000
- Rounded to the nearest 1000
- 1,40,000
- Number before
- 1,40,020
- Number after
- 1,40,022
- In binary
100010001011110101
Quick check
What number comes just after 1,40,021?
Show the answer
1,40,022
Is 1,40,021 even or odd?
Show the answer
Odd
What is 1,40,021 + 10?
Show the answer
1,40,031
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 1,40,021 in words?
1,40,021 is written "one lakh forty thousand and twenty-one".
Is 1,40,021 a prime number?
No. 1,40,021 is a composite number, because it has more than two factors.
What are the factors of 1,40,021?
The factors of 1,40,021 are 1, 7, 83, 241, 581, 1,687, 20,003 and 1,40,021.