770 in words
770
seven hundred and seventy
770 is written seven hundred and seventy.
Ways to write it
- As an ordinal
- seven hundred and seventieth
- Roman numeral
- DCCLXX
- Expanded form
- 700 + 70
Place value
| Place | Digit | Value |
|---|---|---|
| hundreds | 7 | 700 |
| tens | 7 | 70 |
| ones | 0 | 0 |
Number facts
- Even or odd
- Even
- Prime or composite
- Composite
- Factors
- 1, 2, 5, 7, 10, 11, 14, 22, 35, 55, 70, 77, 110, 154, 385 and 770 (16 factors)
- First 10 multiples
- 770, 1,540, 2,310, 3,080, 3,850, 4,620, 5,390, 6,160, 6,930, 7,700
- Square
- 770 × 770 = 592,900
- Square root
- ≈ 27.75
- Sum of the digits
- 7 + 7 + 0 = 14
- Rounded to the nearest 10
- 770
- Rounded to the nearest 100
- 800
- Number before
- 769
- Number after
- 771
- In binary
1100000010
Quick check
What number comes just after 770?
Show the answer
771
Is 770 even or odd?
Show the answer
Even
What is 770 + 10?
Show the answer
780
Practise 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 770 in words?
770 is written "seven hundred and seventy".
Is 770 a prime number?
No. 770 is a composite number, because it has more than two factors.
What are the factors of 770?
The factors of 770 are 1, 2, 5, 7, 10, 11, 14, 22, 35, 55, 70, 77, 110, 154, 385 and 770.
How do you write 770 in Roman numerals?
770 in Roman numerals is DCCLXX.