842,820 in words
842,820
eight hundred forty-two thousand eight hundred twenty
842,820 is written eight hundred forty-two thousand eight hundred twenty.
Ways to write it
- As an ordinal
- eight hundred forty-two thousand eight hundred twentieth
- Expanded form
- 800,000 + 40,000 + 2,000 + 800 + 20
Place value
| Place | Digit | Value |
|---|---|---|
| hundred thousands | 8 | 800,000 |
| 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, 3, 4, 5, 6, 10, 11, 12, 15, 20, 22, 30, 33, 44, 55, 60, 66, 110, 132, 165, 220, 330, 660, 1,277, 2,554, 3,831, 5,108, 6,385, 7,662, 12,770, 14,047, 15,324, 19,155, 25,540, 28,094, 38,310, 42,141, 56,188, 70,235, 76,620, 84,282, 140,470, 168,564, 210,705, 280,940, 421,410 and 842,820 (48 factors)
- First 10 multiples
- 842,820, 1,685,640, 2,528,460, 3,371,280, 4,214,100, 5,056,920, 5,899,740, 6,742,560, 7,585,380, 8,428,200
- Square
- 842,820 × 842,820 = 710,345,552,400
- Square root
- ≈ 918.05
- Sum of the digits
- 8 + 4 + 2 + 8 + 2 + 0 = 24
- Rounded to the nearest 10
- 842,820
- Rounded to the nearest 100
- 842,800
- Rounded to the nearest 1000
- 843,000
- Number before
- 842,819
- Number after
- 842,821
- In binary
11001101110001000100
Quick check
What number comes just after 842,820?
Show the answer
842,821
Is 842,820 even or odd?
Show the answer
Even
What is 842,820 + 10?
Show the answer
842,830
Practise with a game
Factors, Multiples & Primes
Multiples, factors, prime numbers, square numbers and prime factors.
Number Patterns
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How do you write 842,820 in words?
842,820 is written "eight hundred forty-two thousand eight hundred twenty".
Is 842,820 a prime number?
No. 842,820 is a composite number, because it has more than two factors.
What are the factors of 842,820?
The factors of 842,820 are 1, 2, 3, 4, 5, 6, 10, 11, 12, 15, 20, 22, 30, 33, 44, 55, 60, 66, 110, 132, 165, 220, 330, 660, 1,277, 2,554, 3,831, 5,108, 6,385, 7,662, 12,770, 14,047, 15,324, 19,155, 25,540, 28,094, 38,310, 42,141, 56,188, 70,235, 76,620, 84,282, 140,470, 168,564, 210,705, 280,940, 421,410 and 842,820.