389,421 in words
389,421
three hundred and eighty-nine thousand four hundred and twenty-one
389,421 is written three hundred and eighty-nine thousand four hundred and twenty-one.
Ways to write it
- As an ordinal
- three hundred and eighty-nine thousand four hundred and twenty-first
- Expanded form
- 300,000 + 80,000 + 9,000 + 400 + 20 + 1
Place value
| Place | Digit | Value |
|---|---|---|
| hundred thousands | 3 | 300,000 |
| ten thousands | 8 | 80,000 |
| thousands | 9 | 9,000 |
| hundreds | 4 | 400 |
| tens | 2 | 20 |
| ones | 1 | 1 |
Number facts
- Even or odd
- Odd
- Prime or composite
- Composite
- Factors
- 1, 3, 9, 27, 14,423, 43,269, 129,807 and 389,421 (8 factors)
- First 10 multiples
- 389,421, 778,842, 1,168,263, 1,557,684, 1,947,105, 2,336,526, 2,725,947, 3,115,368, 3,504,789, 3,894,210
- Square
- 389,421 × 389,421 = 151,648,715,241
- Square root
- ≈ 624.04
- Sum of the digits
- 3 + 8 + 9 + 4 + 2 + 1 = 27
- Rounded to the nearest 10
- 389,420
- Rounded to the nearest 100
- 389,400
- Rounded to the nearest 1000
- 389,000
- Number before
- 389,420
- Number after
- 389,422
- In binary
1011111000100101101
Quick check
What number comes just after 389,421?
Show the answer
389,422
Is 389,421 even or odd?
Show the answer
Odd
What is 389,421 + 10?
Show the answer
389,431
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 389,421 in words?
389,421 is written "three hundred and eighty-nine thousand four hundred and twenty-one".
Is 389,421 a prime number?
No. 389,421 is a composite number, because it has more than two factors.
What are the factors of 389,421?
The factors of 389,421 are 1, 3, 9, 27, 14,423, 43,269, 129,807 and 389,421.