Names of 43
| Nominal | 43 |
| Cardinal | forty-three |
| Ordinal | 43rd |
| This number as US currency | forty-three dollars |
| Is 43 an odd number? | 43 is an odd number |
| Is 43 an even number? | 43 is NOT an even number |
| Is 43 a palindrome? | 43 is NOT a palindrome number |
| Is 43 a triangle number? | 43 is NOT a triangle number |
43 in other Bases
| Base 2 (Binary) | 1010112 |
| Base 3 (Ternary) | 11213 |
| Base 4 (Quaternary) | 2234 |
| Base 5 (Quinary) | 1335 |
| Base 6 (Senary) | 1116 |
| Base 8 (Octal) | 538 |
| Base 12 (Duodecimal) | 3712 |
| Base 16 (Hexadecimal) | 2B16 |
| Base 20 (Vigesimal) | 2320 |
Primes and Factors tests for 43
| Is 43 a Prime Number? | 43 is a prime |
| Is 43 a perfect number? | 43 is NOT a perfect number |
| Is 43 a Mersenne Prime? | 43 is NOT a Mersenne prime |
| Is 43 a Fermat Prime? | 43 is NOT a Fermat prime |
| Is 43 a Fibonacci Prime? | 43 is NOT a Fibonacci prime |
| Is 43 a Partition Prime? | 43 is NOT a Partition prime |
| Is 43 a Pell Prime? | 43 is NOT a Pell prime |
| Prime Factors | Prime factors of 43 |
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43 in other Numerals
| 43 in Roman Numeral | XLIII |
| 43 in Chinese Numeral | 肆拾叄 |
| 43 in Egyptian Numeral | 𓎉𓏼 |
| 43 in Babylonian Numeral |  |
Roots and stuff for 43
| Is 43 a square number? | 43 is NOT a square number |
| Is 43 a cube number? | 43 is NOT a cube number |
| Square root of the number 43 | 6.557438524302 |
| Cube root of the number 43 | 3.5033980603867 |
Recreational math for 43
| Number 43 reversed | 34 |
| Sum of the digits | 7 |
| No of digits | 2 |