Names of 121980
| Nominal | 121980 |
| Cardinal | one hundred twenty-one thousand nine hundred eighty |
| Ordinal | 121,980th |
| This number as US currency | one hundred twenty-one thousand nine hundred eighty dollars |
| Is 121980 an odd number? | 121980 is NOT an odd number |
| Is 121980 an even number? | 121980 is an even number |
| Is 121980 a palindrome? | 121980 is NOT a palindrome number |
| Is 121980 a triangle number? | 121980 is NOT a triangle number |
121980 in other Bases
| Base 2 (Binary) | 111011100011111002 |
| Base 3 (Ternary) | 200120222103 |
| Base 4 (Quaternary) | 1313013304 |
| Base 5 (Quinary) | 124004105 |
| Base 6 (Senary) | 23404206 |
| Base 8 (Octal) | 3561748 |
| Base 12 (Duodecimal) | 5A71012 |
| Base 16 (Hexadecimal) | 1DC7C16 |
| Base 20 (Vigesimal) | F4J020 |
Primes and Factors tests for 121980
| Is 121980 a Prime Number? | 121980 is NOT a prime |
| Is 121980 a perfect number? | 121980 is NOT a perfect number |
| Is 121980 a Mersenne Prime? | 121980 is NOT a Mersenne prime |
| Is 121980 a Fermat Prime? | 121980 is NOT a Fermat prime |
| Is 121980 a Fibonacci Prime? | 121980 is NOT a Fibonacci prime |
| Is 121980 a Partition Prime? | 121980 is NOT a Partition prime |
| Is 121980 a Pell Prime? | 121980 is NOT a Pell prime |
| Prime Factors | Prime factors of 121980 |
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121980 in other Numerals
| 121980 in Roman Numeral | CXXMCMLXXX |
| 121980 in Chinese Numeral | 壹拾萬貳萬壹仟玖佰捌拾 |
| 121980 in Egyptian Numeral | 𓆐𓂮𓆼𓍪𓎍 |
| 121980 in Babylonian Numeral |   |
Roots and stuff for 121980
| Is 121980 a square number? | 121980 is NOT a square number |
| Is 121980 a cube number? | 121980 is NOT a cube number |
| Square root of the number 121980 | 349.25635284129 |
| Cube root of the number 121980 | 49.59404628503 |
Recreational math for 121980
| Number 121980 reversed | 089121 |
| Sum of the digits | 21 |
| No of digits | 6 |