Number 55 in British English words is fifty-five.
Number consists of 2 digits, two-digit.

Number 55 in American English words is fifty-five, in German words is fünfundfünfzig, in French words is cinquante-cinq, in Spanish words is cincuenta y cinco, in Italian words is cinquantacinque, in Dutch words is vijfenvijftig, in Danish words is fem og halvtreds.
If you want to write in words the number 55, it is necessary to use 10 characters.

Number 55 in binary code can be written 110111.

Number 55 in octal code can be written 67.

Number 55 in hexadecimal code can be written 37.

Number 55 in Roman numerals is LV.

Unix timestamp 55 converted to human readable date and time is Thursday January 1, 1970, 3:00 AM.

Decimal IP address 55 converted to dotted-decimal format is 0.0.0.55.

The square root of 55 is 7.4161984870957.
Number 55 multiplied by 2 equals 110.
Divided by 2 equals 27.5.
The sum of all digits equals 10.
Number 55 raised to the power of 2 is 3025.
Number 55 raised to the power of 3 is 166375.

The cosine of number 55 is 0.022126756261956.
The sine of number 55 is -0.99975517335862.
The tangent of number 55 is -45.183087910521.
The radian equivalent of number 55 is 0.95993108859688.
The equivalent of number 55 in degrees is 3151.2678732195.
The base-10 logarithm of number 55 is 1.7403626894942.

This number is odd number (an integer that is not evenly divisible by 2).
Number 55 is not a prime number.