78,442 in words
78,442
seventy-eight thousand four hundred and forty-two
78,442 is written seventy-eight thousand four hundred and forty-two.
Ways to write it
- As an ordinal
- seventy-eight thousand four hundred and forty-second
- Expanded form
- 70,000 + 8,000 + 400 + 40 + 2
Place value
| Place | Digit | Value |
|---|---|---|
| ten thousands | 7 | 70,000 |
| thousands | 8 | 8,000 |
| hundreds | 4 | 400 |
| tens | 4 | 40 |
| ones | 2 | 2 |
Number facts
- Even or odd
- Even
- Prime or composite
- Composite
- Factors
- 1, 2, 7, 13, 14, 26, 91, 182, 431, 862, 3,017, 5,603, 6,034, 11,206, 39,221 and 78,442 (16 factors)
- First 10 multiples
- 78,442, 156,884, 235,326, 313,768, 392,210, 470,652, 549,094, 627,536, 705,978, 784,420
- Square
- 78,442 × 78,442 = 6,153,147,364
- Square root
- ≈ 280.07
- Sum of the digits
- 7 + 8 + 4 + 4 + 2 = 25
- Rounded to the nearest 10
- 78,440
- Rounded to the nearest 100
- 78,400
- Rounded to the nearest 1000
- 78,000
- Number before
- 78,441
- Number after
- 78,443
- In binary
10011001001101010
Quick check
What number comes just after 78,442?
Show the answer
78,443
Is 78,442 even or odd?
Show the answer
Even
What is 78,442 + 10?
Show the answer
78,452
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 78,442 in words?
78,442 is written "seventy-eight thousand four hundred and forty-two".
Is 78,442 a prime number?
No. 78,442 is a composite number, because it has more than two factors.
What are the factors of 78,442?
The factors of 78,442 are 1, 2, 7, 13, 14, 26, 91, 182, 431, 862, 3,017, 5,603, 6,034, 11,206, 39,221 and 78,442.