1,40,721 in words
1,40,721
one lakh forty thousand seven hundred and twenty-one
1,40,721 is written one lakh forty thousand seven hundred and twenty-one.
Ways to write it
- International system
- one hundred and forty thousand seven hundred and twenty-one
- Indian system
- one lakh forty thousand seven hundred and twenty-one
- As an ordinal
- one lakh forty thousand seven hundred and twenty-first
- Expanded form
- 1,00,000 + 40,000 + 700 + 20 + 1
Place value
| Place | Digit | Value |
|---|---|---|
| lakhs | 1 | 1,00,000 |
| ten thousands | 4 | 40,000 |
| thousands | 0 | 0 |
| hundreds | 7 | 700 |
| tens | 2 | 20 |
| ones | 1 | 1 |
Number facts
- Even or odd
- Odd
- Prime or composite
- Composite
- Factors
- 1, 3, 7, 21, 6,701, 20,103, 46,907 and 1,40,721 (8 factors)
- First 10 multiples
- 1,40,721, 2,81,442, 4,22,163, 5,62,884, 7,03,605, 8,44,326, 9,85,047, 11,25,768, 12,66,489, 14,07,210
- Square
- 1,40,721 × 1,40,721 = 19,80,23,99,841
- Square root
- ≈ 375.13
- Sum of the digits
- 1 + 4 + 0 + 7 + 2 + 1 = 15
- Rounded to the nearest 10
- 1,40,720
- Rounded to the nearest 100
- 1,40,700
- Rounded to the nearest 1000
- 1,41,000
- Number before
- 1,40,720
- Number after
- 1,40,722
- In binary
100010010110110001
Quick check
What number comes just after 1,40,721?
Show the answer
1,40,722
Is 1,40,721 even or odd?
Show the answer
Odd
What is 1,40,721 + 10?
Show the answer
1,40,731
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 1,40,721 in words?
1,40,721 is written "one lakh forty thousand seven hundred and twenty-one".
Is 1,40,721 a prime number?
No. 1,40,721 is a composite number, because it has more than two factors.
What are the factors of 1,40,721?
The factors of 1,40,721 are 1, 3, 7, 21, 6,701, 20,103, 46,907 and 1,40,721.