421,042 in words
421,042
four hundred twenty-one thousand forty-two
421,042 is written four hundred twenty-one thousand forty-two.
Ways to write it
- As an ordinal
- four hundred twenty-one thousand forty-second
- Expanded form
- 400,000 + 20,000 + 1,000 + 40 + 2
Place value
| Place | Digit | Value |
|---|---|---|
| hundred thousands | 4 | 400,000 |
| ten thousands | 2 | 20,000 |
| thousands | 1 | 1,000 |
| hundreds | 0 | 0 |
| tens | 4 | 40 |
| ones | 2 | 2 |
Number facts
- Even or odd
- Even
- Prime or composite
- Composite
- Factors
- 1, 2, 31, 62, 6,791, 13,582, 210,521 and 421,042 (8 factors)
- First 10 multiples
- 421,042, 842,084, 1,263,126, 1,684,168, 2,105,210, 2,526,252, 2,947,294, 3,368,336, 3,789,378, 4,210,420
- Square
- 421,042 × 421,042 = 177,276,365,764
- Square root
- ≈ 648.88
- Sum of the digits
- 4 + 2 + 1 + 0 + 4 + 2 = 13
- Rounded to the nearest 10
- 421,040
- Rounded to the nearest 100
- 421,000
- Rounded to the nearest 1000
- 421,000
- Number before
- 421,041
- Number after
- 421,043
- In binary
1100110110010110010
Quick check
What number comes just after 421,042?
Show the answer
421,043
Is 421,042 even or odd?
Show the answer
Even
What is 421,042 + 10?
Show the answer
421,052
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 421,042 in words?
421,042 is written "four hundred twenty-one thousand forty-two".
Is 421,042 a prime number?
No. 421,042 is a composite number, because it has more than two factors.
What are the factors of 421,042?
The factors of 421,042 are 1, 2, 31, 62, 6,791, 13,582, 210,521 and 421,042.