13,123 in words
13,123
thirteen thousand one hundred twenty-three
13,123 is written thirteen thousand one hundred twenty-three.
Ways to write it
- As an ordinal
- thirteen thousand one hundred twenty-third
- Expanded form
- 10,000 + 3,000 + 100 + 20 + 3
Place value
| Place | Digit | Value |
|---|---|---|
| ten thousands | 1 | 10,000 |
| thousands | 3 | 3,000 |
| hundreds | 1 | 100 |
| tens | 2 | 20 |
| ones | 3 | 3 |
Number facts
- Even or odd
- Odd
- Prime or composite
- Composite
- Factors
- 1, 11, 1,193 and 13,123 (4 factors)
- First 10 multiples
- 13,123, 26,246, 39,369, 52,492, 65,615, 78,738, 91,861, 104,984, 118,107, 131,230
- Square
- 13,123 × 13,123 = 172,213,129
- Square root
- ≈ 114.56
- Sum of the digits
- 1 + 3 + 1 + 2 + 3 = 10
- Rounded to the nearest 10
- 13,120
- Rounded to the nearest 100
- 13,100
- Rounded to the nearest 1000
- 13,000
- Number before
- 13,122
- Number after
- 13,124
- In binary
11001101000011
Quick check
What number comes just after 13,123?
Show the answer
13,124
Is 13,123 even or odd?
Show the answer
Odd
What is 13,123 + 10?
Show the answer
13,133
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 13,123 in words?
13,123 is written "thirteen thousand one hundred twenty-three".
Is 13,123 a prime number?
No. 13,123 is a composite number, because it has more than two factors.
What are the factors of 13,123?
The factors of 13,123 are 1, 11, 1,193 and 13,123.