397,431 in words
397,431
three hundred and ninety-seven thousand four hundred and thirty-one
397,431 is written three hundred and ninety-seven thousand four hundred and thirty-one.
Ways to write it
- As an ordinal
- three hundred and ninety-seven thousand four hundred and thirty-first
- Expanded form
- 300,000 + 90,000 + 7,000 + 400 + 30 + 1
Place value
| Place | Digit | Value |
|---|---|---|
| hundred thousands | 3 | 300,000 |
| ten thousands | 9 | 90,000 |
| thousands | 7 | 7,000 |
| hundreds | 4 | 400 |
| tens | 3 | 30 |
| ones | 1 | 1 |
Number facts
- Even or odd
- Odd
- Prime or composite
- Composite
- Factors
- 1, 3, 9, 44,159, 132,477 and 397,431 (6 factors)
- First 10 multiples
- 397,431, 794,862, 1,192,293, 1,589,724, 1,987,155, 2,384,586, 2,782,017, 3,179,448, 3,576,879, 3,974,310
- Square
- 397,431 × 397,431 = 157,951,399,761
- Square root
- ≈ 630.42
- Sum of the digits
- 3 + 9 + 7 + 4 + 3 + 1 = 27
- Rounded to the nearest 10
- 397,430
- Rounded to the nearest 100
- 397,400
- Rounded to the nearest 1000
- 397,000
- Number before
- 397,430
- Number after
- 397,432
- In binary
1100001000001110111
Quick check
What number comes just after 397,431?
Show the answer
397,432
Is 397,431 even or odd?
Show the answer
Odd
What is 397,431 + 10?
Show the answer
397,441
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 397,431 in words?
397,431 is written "three hundred and ninety-seven thousand four hundred and thirty-one".
Is 397,431 a prime number?
No. 397,431 is a composite number, because it has more than two factors.
What are the factors of 397,431?
The factors of 397,431 are 1, 3, 9, 44,159, 132,477 and 397,431.