Names of 1920
| Nominal | 1920 |
| Cardinal | one thousand nine hundred twenty |
| Ordinal | 1,920th |
| This number as US currency | one thousand nine hundred twenty dollars |
| Is 1920 an odd number? | 1920 is NOT an odd number |
| Is 1920 an even number? | 1920 is an even number |
| Is 1920 a palindrome? | 1920 is NOT a palindrome number |
| Is 1920 a triangle number? | 1920 is NOT a triangle number |
1920 in other Bases
| Base 2 (Binary) | 111100000002 |
| Base 3 (Ternary) | 21220103 |
| Base 4 (Quaternary) | 1320004 |
| Base 5 (Quinary) | 301405 |
| Base 6 (Senary) | 125206 |
| Base 8 (Octal) | 36008 |
| Base 12 (Duodecimal) | 114012 |
| Base 16 (Hexadecimal) | 78016 |
| Base 20 (Vigesimal) | 4G020 |
Primes and Factors tests for 1920
| Is 1920 a Prime Number? | 1920 is NOT a prime |
| Is 1920 a perfect number? | 1920 is NOT a perfect number |
| Is 1920 a Mersenne Prime? | 1920 is NOT a Mersenne prime |
| Is 1920 a Fermat Prime? | 1920 is NOT a Fermat prime |
| Is 1920 a Fibonacci Prime? | 1920 is NOT a Fibonacci prime |
| Is 1920 a Partition Prime? | 1920 is NOT a Partition prime |
| Is 1920 a Pell Prime? | 1920 is NOT a Pell prime |
| Prime Factors | Prime factors of 1920 |
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1920 in other Numerals
| 1920 in Roman Numeral | MCMXX |
| 1920 in Chinese Numeral | 壹仟玖佰貳拾 |
| 1920 in Egyptian Numeral | 𓆼𓍪𓎇 |
| 1920 in Babylonian Numeral |  |
Roots and stuff for 1920
| Is 1920 a square number? | 1920 is NOT a square number |
| Is 1920 a cube number? | 1920 is NOT a cube number |
| Square root of the number 1920 | 43.817804600413 |
| Cube root of the number 1920 | 12.428930023815 |
Recreational math for 1920
| Number 1920 reversed | 0291 |
| Sum of the digits | 12 |
| No of digits | 4 |