342,720 in words
342,720
three hundred forty-two thousand seven hundred twenty
342,720 is written three hundred forty-two thousand seven hundred twenty.
Ways to write it
- As an ordinal
- three hundred forty-two thousand seven hundred twentieth
- Expanded form
- 300,000 + 40,000 + 2,000 + 700 + 20
Place value
| Place | Digit | Value |
|---|---|---|
| hundred thousands | 3 | 300,000 |
| ten thousands | 4 | 40,000 |
| thousands | 2 | 2,000 |
| hundreds | 7 | 700 |
| tens | 2 | 20 |
| ones | 0 | 0 |
Number facts
- Even or odd
- Even
- Prime or composite
- Composite
- Factors
- 168 factors: too many to list
- First 10 multiples
- 342,720, 685,440, 1,028,160, 1,370,880, 1,713,600, 2,056,320, 2,399,040, 2,741,760, 3,084,480, 3,427,200
- Square
- 342,720 × 342,720 = 117,456,998,400
- Square root
- ≈ 585.42
- Sum of the digits
- 3 + 4 + 2 + 7 + 2 + 0 = 18
- Rounded to the nearest 10
- 342,720
- Rounded to the nearest 100
- 342,700
- Rounded to the nearest 1000
- 343,000
- Number before
- 342,719
- Number after
- 342,721
- In binary
1010011101011000000
Quick check
What number comes just after 342,720?
Show the answer
342,721
Is 342,720 even or odd?
Show the answer
Even
What is 342,720 + 10?
Show the answer
342,730
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 342,720 in words?
342,720 is written "three hundred forty-two thousand seven hundred twenty".
Is 342,720 a prime number?
No. 342,720 is a composite number, because it has more than two factors.