20,501 in words
20,501
twenty thousand five hundred one
20,501 is written twenty thousand five hundred one.
Ways to write it
- As an ordinal
- twenty thousand five hundred first
- Expanded form
- 20,000 + 500 + 1
Place value
| Place | Digit | Value |
|---|---|---|
| ten thousands | 2 | 20,000 |
| thousands | 0 | 0 |
| hundreds | 5 | 500 |
| tens | 0 | 0 |
| ones | 1 | 1 |
Number facts
- Even or odd
- Odd
- Prime or composite
- Composite
- Factors
- 1, 13, 19, 83, 247, 1,079, 1,577 and 20,501 (8 factors)
- First 10 multiples
- 20,501, 41,002, 61,503, 82,004, 102,505, 123,006, 143,507, 164,008, 184,509, 205,010
- Square
- 20,501 × 20,501 = 420,291,001
- Square root
- ≈ 143.18
- Sum of the digits
- 2 + 0 + 5 + 0 + 1 = 8
- Rounded to the nearest 10
- 20,500
- Rounded to the nearest 100
- 20,500
- Rounded to the nearest 1000
- 21,000
- Number before
- 20,500
- Number after
- 20,502
- In binary
101000000010101
Quick check
What number comes just after 20,501?
Show the answer
20,502
Is 20,501 even or odd?
Show the answer
Odd
What is 20,501 + 10?
Show the answer
20,511
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 20,501 in words?
20,501 is written "twenty thousand five hundred one".
Is 20,501 a prime number?
No. 20,501 is a composite number, because it has more than two factors.
What are the factors of 20,501?
The factors of 20,501 are 1, 13, 19, 83, 247, 1,079, 1,577 and 20,501.