388,400 in words
388,400
three hundred eighty-eight thousand four hundred
388,400 is written three hundred eighty-eight thousand four hundred.
Ways to write it
- As an ordinal
- three hundred eighty-eight thousand four hundredth
- Expanded form
- 300,000 + 80,000 + 8,000 + 400
Place value
| Place | Digit | Value |
|---|---|---|
| hundred thousands | 3 | 300,000 |
| ten thousands | 8 | 80,000 |
| thousands | 8 | 8,000 |
| hundreds | 4 | 400 |
| tens | 0 | 0 |
| ones | 0 | 0 |
Number facts
- Even or odd
- Even
- Prime or composite
- Composite
- Factors
- 1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 200, 400, 971, 1,942, 3,884, 4,855, 7,768, 9,710, 15,536, 19,420, 24,275, 38,840, 48,550, 77,680, 97,100, 194,200 and 388,400 (30 factors)
- First 10 multiples
- 388,400, 776,800, 1,165,200, 1,553,600, 1,942,000, 2,330,400, 2,718,800, 3,107,200, 3,495,600, 3,884,000
- Square
- 388,400 × 388,400 = 150,854,560,000
- Square root
- ≈ 623.22
- Sum of the digits
- 3 + 8 + 8 + 4 + 0 + 0 = 23
- Rounded to the nearest 10
- 388,400
- Rounded to the nearest 100
- 388,400
- Rounded to the nearest 1000
- 388,000
- Number before
- 388,399
- Number after
- 388,401
- In binary
1011110110100110000
Quick check
What number comes just after 388,400?
Show the answer
388,401
Is 388,400 even or odd?
Show the answer
Even
What is 388,400 + 10?
Show the answer
388,410
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 388,400 in words?
388,400 is written "three hundred eighty-eight thousand four hundred".
Is 388,400 a prime number?
No. 388,400 is a composite number, because it has more than two factors.
What are the factors of 388,400?
The factors of 388,400 are 1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 200, 400, 971, 1,942, 3,884, 4,855, 7,768, 9,710, 15,536, 19,420, 24,275, 38,840, 48,550, 77,680, 97,100, 194,200 and 388,400.