842,420 in words
842,420
eight hundred forty-two thousand four hundred twenty
842,420 is written eight hundred forty-two thousand four hundred twenty.
Ways to write it
- As an ordinal
- eight hundred forty-two thousand four hundred twentieth
- Expanded form
- 800,000 + 40,000 + 2,000 + 400 + 20
Place value
| Place | Digit | Value |
|---|---|---|
| hundred thousands | 8 | 800,000 |
| ten thousands | 4 | 40,000 |
| thousands | 2 | 2,000 |
| hundreds | 4 | 400 |
| tens | 2 | 20 |
| ones | 0 | 0 |
Number facts
- Even or odd
- Even
- Prime or composite
- Composite
- Factors
- 1, 2, 4, 5, 10, 20, 73, 146, 292, 365, 577, 730, 1,154, 1,460, 2,308, 2,885, 5,770, 11,540, 42,121, 84,242, 168,484, 210,605, 421,210 and 842,420 (24 factors)
- First 10 multiples
- 842,420, 1,684,840, 2,527,260, 3,369,680, 4,212,100, 5,054,520, 5,896,940, 6,739,360, 7,581,780, 8,424,200
- Square
- 842,420 × 842,420 = 709,671,456,400
- Square root
- ≈ 917.83
- Sum of the digits
- 8 + 4 + 2 + 4 + 2 + 0 = 20
- Rounded to the nearest 10
- 842,420
- Rounded to the nearest 100
- 842,400
- Rounded to the nearest 1000
- 842,000
- Number before
- 842,419
- Number after
- 842,421
- In binary
11001101101010110100
Quick check
What number comes just after 842,420?
Show the answer
842,421
Is 842,420 even or odd?
Show the answer
Even
What is 842,420 + 10?
Show the answer
842,430
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 842,420 in words?
842,420 is written "eight hundred forty-two thousand four hundred twenty".
Is 842,420 a prime number?
No. 842,420 is a composite number, because it has more than two factors.
What are the factors of 842,420?
The factors of 842,420 are 1, 2, 4, 5, 10, 20, 73, 146, 292, 365, 577, 730, 1,154, 1,460, 2,308, 2,885, 5,770, 11,540, 42,121, 84,242, 168,484, 210,605, 421,210 and 842,420.