1,389 in words
1,389
one thousand three hundred eighty-nine
1,389 is written one thousand three hundred eighty-nine.
Ways to write it
- As an ordinal
- one thousand three hundred eighty-ninth
- Roman numeral
- MCCCLXXXIX
- Expanded form
- 1,000 + 300 + 80 + 9
Place value
| Place | Digit | Value |
|---|---|---|
| thousands | 1 | 1,000 |
| hundreds | 3 | 300 |
| tens | 8 | 80 |
| ones | 9 | 9 |
Number facts
- Even or odd
- Odd
- Prime or composite
- Composite
- Factors
- 1, 3, 463 and 1,389 (4 factors)
- First 10 multiples
- 1,389, 2,778, 4,167, 5,556, 6,945, 8,334, 9,723, 11,112, 12,501, 13,890
- Square
- 1,389 × 1,389 = 1,929,321
- Square root
- ≈ 37.27
- Sum of the digits
- 1 + 3 + 8 + 9 = 21
- Rounded to the nearest 10
- 1,390
- Rounded to the nearest 100
- 1,400
- Rounded to the nearest 1000
- 1,000
- Number before
- 1,388
- Number after
- 1,390
- In binary
10101101101
Quick check
What number comes just after 1,389?
Show the answer
1,390
Is 1,389 even or odd?
Show the answer
Odd
What is 1,389 + 10?
Show the answer
1,399
Practice with a game
Factors, Multiples & Primes
Multiples, factors, prime numbers, square numbers and prime factors.
Roman Numerals
Read and write Roman numerals from I to 3,999.Frequently asked questions
How do you write 1,389 in words?
1,389 is written "one thousand three hundred eighty-nine".
Is 1,389 a prime number?
No. 1,389 is a composite number, because it has more than two factors.
What are the factors of 1,389?
The factors of 1,389 are 1, 3, 463 and 1,389.
How do you write 1,389 in Roman numerals?
1,389 in Roman numerals is MCCCLXXXIX.