Names of 139921
| Nominal | 139921 |
| Cardinal | one hundred thirty-nine thousand nine hundred twenty-one |
| Ordinal | 139,921st |
| This number as US currency | one hundred thirty-nine thousand nine hundred twenty-one dollars |
| Is 139921 an odd number? | 139921 is an odd number |
| Is 139921 an even number? | 139921 is NOT an even number |
| Is 139921 a palindrome? | 139921 is NOT a palindrome number |
| Is 139921 a triangle number? | 139921 is NOT a triangle number |
139921 in other Bases
| Base 2 (Binary) | 1000100010100100012 |
| Base 3 (Ternary) | 210022210213 |
| Base 4 (Quaternary) | 2020221014 |
| Base 5 (Quinary) | 134341415 |
| Base 6 (Senary) | 25554416 |
| Base 8 (Octal) | 4212218 |
| Base 12 (Duodecimal) | 68B8112 |
| Base 16 (Hexadecimal) | 2229116 |
| Base 20 (Vigesimal) | H9G120 |
Primes and Factors tests for 139921
| Is 139921 a Prime Number? | 139921 is a prime |
| Is 139921 a perfect number? | 139921 is NOT a perfect number |
| Is 139921 a Mersenne Prime? | 139921 is NOT a Mersenne prime |
| Is 139921 a Fermat Prime? | 139921 is NOT a Fermat prime |
| Is 139921 a Fibonacci Prime? | 139921 is NOT a Fibonacci prime |
| Is 139921 a Partition Prime? | 139921 is NOT a Partition prime |
| Is 139921 a Pell Prime? | 139921 is NOT a Pell prime |
| Prime Factors | Prime factors of 139921 |
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139921 in other Numerals
| 139921 in Roman Numeral | CXXXMXCMXXI |
| 139921 in Chinese Numeral | 壹拾萬叄萬玖仟玖佰貳拾壹 |
| 139921 in Egyptian Numeral | 𓆐𓂯𓇄𓍪𓎇𓏺 |
| 139921 in Babylonian Numeral |    |
Roots and stuff for 139921
| Is 139921 a square number? | 139921 is NOT a square number |
| Is 139921 a cube number? | 139921 is NOT a cube number |
| Square root of the number 139921 | 374.06015558998 |
| Cube root of the number 139921 | 51.915172346696 |
Recreational math for 139921
| Number 139921 reversed | 129931 |
| Sum of the digits | 25 |
| No of digits | 6 |