542,721 in words
542,721
five hundred and forty-two thousand seven hundred and twenty-one
542,721 is written five hundred and forty-two thousand seven hundred and twenty-one.
Ways to write it
- As an ordinal
- five hundred and forty-two thousand seven hundred and twenty-first
- Expanded form
- 500,000 + 40,000 + 2,000 + 700 + 20 + 1
Place value
| Place | Digit | Value |
|---|---|---|
| hundred thousands | 5 | 500,000 |
| ten thousands | 4 | 40,000 |
| thousands | 2 | 2,000 |
| hundreds | 7 | 700 |
| tens | 2 | 20 |
| ones | 1 | 1 |
Number facts
- Even or odd
- Odd
- Prime or composite
- Composite
- Factors
- 1, 3, 180,907 and 542,721 (4 factors)
- First 10 multiples
- 542,721, 1,085,442, 1,628,163, 2,170,884, 2,713,605, 3,256,326, 3,799,047, 4,341,768, 4,884,489, 5,427,210
- Square
- 542,721 × 542,721 = 294,546,083,841
- Square root
- ≈ 736.70
- Sum of the digits
- 5 + 4 + 2 + 7 + 2 + 1 = 21
- Rounded to the nearest 10
- 542,720
- Rounded to the nearest 100
- 542,700
- Rounded to the nearest 1000
- 543,000
- Number before
- 542,720
- Number after
- 542,722
- In binary
10000100100000000001
Quick check
What number comes just after 542,721?
Show the answer
542,722
Is 542,721 even or odd?
Show the answer
Odd
What is 542,721 + 10?
Show the answer
542,731
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 542,721 in words?
542,721 is written "five hundred and forty-two thousand seven hundred and twenty-one".
Is 542,721 a prime number?
No. 542,721 is a composite number, because it has more than two factors.
What are the factors of 542,721?
The factors of 542,721 are 1, 3, 180,907 and 542,721.