70,021 in words
70,021
seventy thousand and twenty-one
70,021 is written seventy thousand and twenty-one.
Ways to write it
- As an ordinal
- seventy thousand and twenty-first
- Expanded form
- 70,000 + 20 + 1
Place value
| Place | Digit | Value |
|---|---|---|
| ten thousands | 7 | 70,000 |
| thousands | 0 | 0 |
| hundreds | 0 | 0 |
| tens | 2 | 20 |
| ones | 1 | 1 |
Number facts
- Even or odd
- Odd
- Prime or composite
- Composite
- Factors
- 1, 7, 49, 1,429, 10,003 and 70,021 (6 factors)
- First 10 multiples
- 70,021, 140,042, 210,063, 280,084, 350,105, 420,126, 490,147, 560,168, 630,189, 700,210
- Square
- 70,021 × 70,021 = 4,902,940,441
- Square root
- ≈ 264.61
- Sum of the digits
- 7 + 0 + 0 + 2 + 1 = 10
- Rounded to the nearest 10
- 70,020
- Rounded to the nearest 100
- 70,000
- Rounded to the nearest 1000
- 70,000
- Number before
- 70,020
- Number after
- 70,022
- In binary
10001000110000101
Quick check
What number comes just after 70,021?
Show the answer
70,022
Is 70,021 even or odd?
Show the answer
Odd
What is 70,021 + 10?
Show the answer
70,031
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 70,021 in words?
70,021 is written "seventy thousand and twenty-one".
Is 70,021 a prime number?
No. 70,021 is a composite number, because it has more than two factors.
What are the factors of 70,021?
The factors of 70,021 are 1, 7, 49, 1,429, 10,003 and 70,021.