Names of 1919
| Nominal | 1919 |
| Cardinal | one thousand nine hundred nineteen |
| Ordinal | 1,919th |
| This number as US currency | one thousand nine hundred nineteen dollars |
| Is 1919 an odd number? | 1919 is an odd number |
| Is 1919 an even number? | 1919 is NOT an even number |
| Is 1919 a palindrome? | 1919 is NOT a palindrome number |
| Is 1919 a triangle number? | 1919 is NOT a triangle number |
1919 in other Bases
| Base 2 (Binary) | 111011111112 |
| Base 3 (Ternary) | 21220023 |
| Base 4 (Quaternary) | 1313334 |
| Base 5 (Quinary) | 301345 |
| Base 6 (Senary) | 125156 |
| Base 8 (Octal) | 35778 |
| Base 12 (Duodecimal) | 113B12 |
| Base 16 (Hexadecimal) | 77F16 |
| Base 20 (Vigesimal) | 4FJ20 |
Primes and Factors tests for 1919
| Is 1919 a Prime Number? | 1919 is NOT a prime |
| Is 1919 a perfect number? | 1919 is NOT a perfect number |
| Is 1919 a Mersenne Prime? | 1919 is NOT a Mersenne prime |
| Is 1919 a Fermat Prime? | 1919 is NOT a Fermat prime |
| Is 1919 a Fibonacci Prime? | 1919 is NOT a Fibonacci prime |
| Is 1919 a Partition Prime? | 1919 is NOT a Partition prime |
| Is 1919 a Pell Prime? | 1919 is NOT a Pell prime |
| Prime Factors | Prime factors of 1919 |
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1919 in other Numerals
| 1919 in Roman Numeral | MCMXIX |
| 1919 in Chinese Numeral | 壹仟玖佰壹拾玖 |
| 1919 in Egyptian Numeral | 𓆼𓍪𓎆𓐂 |
| 1919 in Babylonian Numeral |   |
Roots and stuff for 1919
| Is 1919 a square number? | 1919 is NOT a square number |
| Is 1919 a cube number? | 1919 is NOT a cube number |
| Square root of the number 1919 | 43.806392227619 |
| Cube root of the number 1919 | 12.426771848738 |
Recreational math for 1919
| Number 1919 reversed | 9191 |
| Sum of the digits | 20 |
| No of digits | 4 |