421,427 in words
421,427
four hundred twenty-one thousand four hundred twenty-seven
421,427 is written four hundred twenty-one thousand four hundred twenty-seven.
Ways to write it
- As an ordinal
- four hundred twenty-one thousand four hundred twenty-seventh
- Expanded form
- 400,000 + 20,000 + 1,000 + 400 + 20 + 7
Place value
| Place | Digit | Value |
|---|---|---|
| hundred thousands | 4 | 400,000 |
| ten thousands | 2 | 20,000 |
| thousands | 1 | 1,000 |
| hundreds | 4 | 400 |
| tens | 2 | 20 |
| ones | 7 | 7 |
Number facts
- Even or odd
- Odd
- Prime or composite
- Composite
- Factors
- 1, 131, 3,217 and 421,427 (4 factors)
- First 10 multiples
- 421,427, 842,854, 1,264,281, 1,685,708, 2,107,135, 2,528,562, 2,949,989, 3,371,416, 3,792,843, 4,214,270
- Square
- 421,427 × 421,427 = 177,600,716,329
- Square root
- ≈ 649.17
- Sum of the digits
- 4 + 2 + 1 + 4 + 2 + 7 = 20
- Rounded to the nearest 10
- 421,430
- Rounded to the nearest 100
- 421,400
- Rounded to the nearest 1000
- 421,000
- Number before
- 421,426
- Number after
- 421,428
- In binary
1100110111000110011
Quick check
What number comes just after 421,427?
Show the answer
421,428
Is 421,427 even or odd?
Show the answer
Odd
What is 421,427 + 10?
Show the answer
421,437
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 421,427 in words?
421,427 is written "four hundred twenty-one thousand four hundred twenty-seven".
Is 421,427 a prime number?
No. 421,427 is a composite number, because it has more than two factors.
What are the factors of 421,427?
The factors of 421,427 are 1, 131, 3,217 and 421,427.