388,431 in words
388,431
three hundred eighty-eight thousand four hundred thirty-one
388,431 is written three hundred eighty-eight thousand four hundred thirty-one.
Ways to write it
- As an ordinal
- three hundred eighty-eight thousand four hundred thirty-first
- Expanded form
- 300,000 + 80,000 + 8,000 + 400 + 30 + 1
Place value
| Place | Digit | Value |
|---|---|---|
| hundred thousands | 3 | 300,000 |
| ten thousands | 8 | 80,000 |
| thousands | 8 | 8,000 |
| hundreds | 4 | 400 |
| tens | 3 | 30 |
| ones | 1 | 1 |
Number facts
- Even or odd
- Odd
- Prime or composite
- Composite
- Factors
- 1, 3, 9, 43,159, 129,477 and 388,431 (6 factors)
- First 10 multiples
- 388,431, 776,862, 1,165,293, 1,553,724, 1,942,155, 2,330,586, 2,719,017, 3,107,448, 3,495,879, 3,884,310
- Square
- 388,431 × 388,431 = 150,878,641,761
- Square root
- ≈ 623.24
- Sum of the digits
- 3 + 8 + 8 + 4 + 3 + 1 = 27
- Rounded to the nearest 10
- 388,430
- Rounded to the nearest 100
- 388,400
- Rounded to the nearest 1000
- 388,000
- Number before
- 388,430
- Number after
- 388,432
- In binary
1011110110101001111
Quick check
What number comes just after 388,431?
Show the answer
388,432
Is 388,431 even or odd?
Show the answer
Odd
What is 388,431 + 10?
Show the answer
388,441
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 388,431 in words?
388,431 is written "three hundred eighty-eight thousand four hundred thirty-one".
Is 388,431 a prime number?
No. 388,431 is a composite number, because it has more than two factors.
What are the factors of 388,431?
The factors of 388,431 are 1, 3, 9, 43,159, 129,477 and 388,431.