Number 49 in British English words is forty-nine.
Number consists of 2 digits, two-digit.

Number 49 in American English words is forty-nine, in German words is neunundvierzig, in French words is quarante-neuf, in Spanish words is cuarenta y nueve, in Italian words is quarantanove, in Dutch words is negenenveertig, in Danish words is ni og fyrre.
If you want to write in words the number 49, it is necessary to use 10 characters.

Number 49 in binary code can be written 110001.

Number 49 in octal code can be written 61.

Number 49 in hexadecimal code can be written 31.

Number 49 in Roman numerals is XLIX.

Unix timestamp 49 converted to human readable date and time is Thursday January 1, 1970, 3:00 AM.

Decimal IP address 49 converted to dotted-decimal format is 0.0.0.49.

The square root of 49 is 7.
Number 49 multiplied by 2 equals 98.
Divided by 2 equals 24.5.
The sum of all digits equals 13.
Number 49 raised to the power of 2 is 2401.
Number 49 raised to the power of 3 is 117649.

The cosine of number 49 is 0.30059254374364.
The sine of number 49 is -0.95375265275947.
The tangent of number 49 is -3.1729085521592.
The radian equivalent of number 49 is 0.85521133347722.
The equivalent of number 49 in degrees is 2807.493196141.
The base-10 logarithm of number 49 is 1.6901960800285.

This number is odd number (an integer that is not evenly divisible by 2).
Number 49 is not a prime number.