1 million digits of PI 1 billion digits of PI Mandelbrot set Explorer

Number 49

Properties of the number 49

Prime Factorization 72
Divisors 1, 7, 49
Count of divisors 3
Sum of divisors 57
Previous integer 48
Next integer 50
Is prime? NO
Previous prime 47
Next prime 53
49th prime number
calculating, please wait
Is a Fibonacci number? NO
49th Fibonacci number 7778742049
Zeckendorf representation 34 + 13 + 2
Is a Pell number? NO
Is a regular number? NO
Is a perfect number? NO
Is a perfect square number? YES
Is a perfect cube number? NO
Is power of 2? NO
Is power of 3? NO
Factorial 49! 6.0828186403427E+62
Square 492 2401
Square root √49 7
Cube 493 117649
Cubic root ∛49 3.659305710023
Natural logarithm 3.8918202981106
Decimal logarithm 1.6901960800285

Trigonometry of the number 49

49 modulo 360° 49°
Sine of 49 radians -0.95375265275947
Cosine of 49 radians 0.30059254374364
Tangent of 49 radians -3.1729085521592
Sine of 49 degrees 0.75470958022277
Cosine of 49 degrees 0.65605902899051
Tangent of 49 degrees 1.150368407221
49 degrees in radiants 0.85521133347722
49 radiants in degrees 2807.493196141

Base conversion of the number 49

Binary 110001
Octal 61
Duodecimal 41
Hexadecimal 31
« Previous Next »

Recommended Books

Looking for good books to read? Take a look at these books if you want to know more about the theory of numbers
To guide today's students through the key milestones and developments in number theory
Read it »
A comprehensive introduction to number theory, with complete proofs, worked examples, and exercises.
Read it »
Several of its challenges are so easy to state that everyone can understand them, and yet no-one has ever been able to resolve them.
Read it »
In addition to covering the basics, it offers an outstanding introduction to partitions, multiplicativity-divisibility, and more.
Read it »