Names of 2139
| Nominal | 2139 |
| Cardinal | two thousand one hundred thirty-nine |
| Ordinal | 2,139th |
| This number as US currency | two thousand one hundred thirty-nine dollars |
| Is 2139 an odd number? | 2139 is an odd number |
| Is 2139 an even number? | 2139 is NOT an even number |
| Is 2139 a palindrome? | 2139 is NOT a palindrome number |
| Is 2139 a triangle number? | 2139 is NOT a triangle number |
2139 in other Bases
| Base 2 (Binary) | 1000010110112 |
| Base 3 (Ternary) | 22210203 |
| Base 4 (Quaternary) | 2011234 |
| Base 5 (Quinary) | 320245 |
| Base 6 (Senary) | 135236 |
| Base 8 (Octal) | 41338 |
| Base 12 (Duodecimal) | 12A312 |
| Base 16 (Hexadecimal) | 85B16 |
| Base 20 (Vigesimal) | 56J20 |
Primes and Factors tests for 2139
| Is 2139 a Prime Number? | 2139 is NOT a prime |
| Is 2139 a perfect number? | 2139 is NOT a perfect number |
| Is 2139 a Mersenne Prime? | 2139 is NOT a Mersenne prime |
| Is 2139 a Fermat Prime? | 2139 is NOT a Fermat prime |
| Is 2139 a Fibonacci Prime? | 2139 is NOT a Fibonacci prime |
| Is 2139 a Partition Prime? | 2139 is NOT a Partition prime |
| Is 2139 a Pell Prime? | 2139 is NOT a Pell prime |
| Prime Factors | Prime factors of 2139 |
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2139 in other Numerals
| 2139 in Roman Numeral | MMCXXXIX |
| 2139 in Chinese Numeral | 貳仟壹佰叄拾玖 |
| 2139 in Egyptian Numeral | 𓆽𓍢𓎈𓐂 |
| 2139 in Babylonian Numeral |   |
Roots and stuff for 2139
| Is 2139 a square number? | 2139 is NOT a square number |
| Is 2139 a cube number? | 2139 is NOT a cube number |
| Square root of the number 2139 | 46.249324319389 |
| Cube root of the number 2139 | 12.884579856075 |
Recreational math for 2139
| Number 2139 reversed | 9312 |
| Sum of the digits | 15 |
| No of digits | 4 |