Names of 1966
| Nominal | 1966 |
| Cardinal | one thousand nine hundred sixty-six |
| Ordinal | 1,966th |
| This number as US currency | one thousand nine hundred sixty-six dollars |
| Is 1966 an odd number? | 1966 is NOT an odd number |
| Is 1966 an even number? | 1966 is an even number |
| Is 1966 a palindrome? | 1966 is NOT a palindrome number |
| Is 1966 a triangle number? | 1966 is NOT a triangle number |
1966 in other Bases
| Base 2 (Binary) | 111101011102 |
| Base 3 (Ternary) | 22002113 |
| Base 4 (Quaternary) | 1322324 |
| Base 5 (Quinary) | 303315 |
| Base 6 (Senary) | 130346 |
| Base 8 (Octal) | 36568 |
| Base 12 (Duodecimal) | 117A12 |
| Base 16 (Hexadecimal) | 7AE16 |
| Base 20 (Vigesimal) | 4I620 |
Primes and Factors tests for 1966
| Is 1966 a Prime Number? | 1966 is NOT a prime |
| Is 1966 a perfect number? | 1966 is NOT a perfect number |
| Is 1966 a Mersenne Prime? | 1966 is NOT a Mersenne prime |
| Is 1966 a Fermat Prime? | 1966 is NOT a Fermat prime |
| Is 1966 a Fibonacci Prime? | 1966 is NOT a Fibonacci prime |
| Is 1966 a Partition Prime? | 1966 is NOT a Partition prime |
| Is 1966 a Pell Prime? | 1966 is NOT a Pell prime |
| Prime Factors | Prime factors of 1966 |
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1966 in other Numerals
| 1966 in Roman Numeral | MCMLXVI |
| 1966 in Chinese Numeral | 壹仟玖佰陸拾陸 |
| 1966 in Egyptian Numeral | 𓆼𓍪𓎋𓏿 |
| 1966 in Babylonian Numeral |   |
Roots and stuff for 1966
| Is 1966 a square number? | 1966 is NOT a square number |
| Is 1966 a cube number? | 1966 is NOT a cube number |
| Square root of the number 1966 | 44.339598554791 |
| Cube root of the number 1966 | 12.527406533305 |
Recreational math for 1966
| Number 1966 reversed | 6691 |
| Sum of the digits | 22 |
| No of digits | 4 |