342,820 in words
342,820
three hundred forty-two thousand eight hundred twenty
342,820 is written three hundred forty-two thousand eight hundred twenty.
Ways to write it
- As an ordinal
- three hundred forty-two thousand eight hundred twentieth
- Expanded form
- 300,000 + 40,000 + 2,000 + 800 + 20
Place value
| Place | Digit | Value |
|---|---|---|
| hundred thousands | 3 | 300,000 |
| ten thousands | 4 | 40,000 |
| thousands | 2 | 2,000 |
| hundreds | 8 | 800 |
| tens | 2 | 20 |
| ones | 0 | 0 |
Number facts
- Even or odd
- Even
- Prime or composite
- Composite
- Factors
- 1, 2, 4, 5, 10, 20, 61, 122, 244, 281, 305, 562, 610, 1,124, 1,220, 1,405, 2,810, 5,620, 17,141, 34,282, 68,564, 85,705, 171,410 and 342,820 (24 factors)
- First 10 multiples
- 342,820, 685,640, 1,028,460, 1,371,280, 1,714,100, 2,056,920, 2,399,740, 2,742,560, 3,085,380, 3,428,200
- Square
- 342,820 × 342,820 = 117,525,552,400
- Square root
- ≈ 585.51
- Sum of the digits
- 3 + 4 + 2 + 8 + 2 + 0 = 19
- Rounded to the nearest 10
- 342,820
- Rounded to the nearest 100
- 342,800
- Rounded to the nearest 1000
- 343,000
- Number before
- 342,819
- Number after
- 342,821
- In binary
1010011101100100100
Quick check
What number comes just after 342,820?
Show the answer
342,821
Is 342,820 even or odd?
Show the answer
Even
What is 342,820 + 10?
Show the answer
342,830
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 342,820 in words?
342,820 is written "three hundred forty-two thousand eight hundred twenty".
Is 342,820 a prime number?
No. 342,820 is a composite number, because it has more than two factors.
What are the factors of 342,820?
The factors of 342,820 are 1, 2, 4, 5, 10, 20, 61, 122, 244, 281, 305, 562, 610, 1,124, 1,220, 1,405, 2,810, 5,620, 17,141, 34,282, 68,564, 85,705, 171,410 and 342,820.