Names of 2820
| Nominal | 2820 |
| Cardinal | two thousand eight hundred twenty |
| Ordinal | 2,820th |
| This number as US currency | two thousand eight hundred twenty dollars |
| Is 2820 an odd number? | 2820 is NOT an odd number |
| Is 2820 an even number? | 2820 is an even number |
| Is 2820 a palindrome? | 2820 is NOT a palindrome number |
| Is 2820 a triangle number? | 2820 is NOT a triangle number |
2820 in other Bases
| Base 2 (Binary) | 1011000001002 |
| Base 3 (Ternary) | 102121103 |
| Base 4 (Quaternary) | 2300104 |
| Base 5 (Quinary) | 422405 |
| Base 6 (Senary) | 210206 |
| Base 8 (Octal) | 54048 |
| Base 12 (Duodecimal) | 177012 |
| Base 16 (Hexadecimal) | B0416 |
| Base 20 (Vigesimal) | 71020 |
Primes and Factors tests for 2820
| Is 2820 a Prime Number? | 2820 is NOT a prime |
| Is 2820 a perfect number? | 2820 is NOT a perfect number |
| Is 2820 a Mersenne Prime? | 2820 is NOT a Mersenne prime |
| Is 2820 a Fermat Prime? | 2820 is NOT a Fermat prime |
| Is 2820 a Fibonacci Prime? | 2820 is NOT a Fibonacci prime |
| Is 2820 a Partition Prime? | 2820 is NOT a Partition prime |
| Is 2820 a Pell Prime? | 2820 is NOT a Pell prime |
| Prime Factors | Prime factors of 2820 |
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2820 in other Numerals
| 2820 in Roman Numeral | MMDCCCXX |
| 2820 in Chinese Numeral | 貳仟捌佰貳拾 |
| 2820 in Egyptian Numeral | 𓆽𓍩𓎇 |
| 2820 in Babylonian Numeral |  |
Roots and stuff for 2820
| Is 2820 a square number? | 2820 is NOT a square number |
| Is 2820 a cube number? | 2820 is NOT a cube number |
| Square root of the number 2820 | 53.103672189407 |
| Cube root of the number 2820 | 14.128076443741 |
Recreational math for 2820
| Number 2820 reversed | 0282 |
| Sum of the digits | 12 |
| No of digits | 4 |