12,801 in words
12,801
twelve thousand eight hundred one
12,801 is written twelve thousand eight hundred one.
Ways to write it
- As an ordinal
- twelve thousand eight hundred first
- Expanded form
- 10,000 + 2,000 + 800 + 1
Place value
| Place | Digit | Value |
|---|---|---|
| ten thousands | 1 | 10,000 |
| thousands | 2 | 2,000 |
| hundreds | 8 | 800 |
| tens | 0 | 0 |
| ones | 1 | 1 |
Number facts
- Even or odd
- Odd
- Prime or composite
- Composite
- Factors
- 1, 3, 17, 51, 251, 753, 4,267 and 12,801 (8 factors)
- First 10 multiples
- 12,801, 25,602, 38,403, 51,204, 64,005, 76,806, 89,607, 102,408, 115,209, 128,010
- Square
- 12,801 × 12,801 = 163,865,601
- Square root
- ≈ 113.14
- Sum of the digits
- 1 + 2 + 8 + 0 + 1 = 12
- Rounded to the nearest 10
- 12,800
- Rounded to the nearest 100
- 12,800
- Rounded to the nearest 1000
- 13,000
- Number before
- 12,800
- Number after
- 12,802
- In binary
11001000000001
Quick check
What number comes just after 12,801?
Show the answer
12,802
Is 12,801 even or odd?
Show the answer
Odd
What is 12,801 + 10?
Show the answer
12,811
Practice 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 12,801 in words?
12,801 is written "twelve thousand eight hundred one".
Is 12,801 a prime number?
No. 12,801 is a composite number, because it has more than two factors.
What are the factors of 12,801?
The factors of 12,801 are 1, 3, 17, 51, 251, 753, 4,267 and 12,801.