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

Number 998

Properties of the number 998

Prime Factorization 2 x 499
Divisors 1, 2, 499, 998
Count of divisors 4
Sum of divisors 1500
Previous integer 997
Next integer 999
Is prime? NO
Previous prime 997
Next prime 1009
998th prime number
calculating, please wait
Is a Fibonacci number? NO
Zeckendorf representation 987 + 8 + 3
Is a Pell number? NO
Is a regular number? NO
Is a perfect number? NO
Is a perfect square number? NO
Is a perfect cube number? NO
Is power of 2? NO
Is power of 3? NO
Square 9982 996004
Square root √998 31.591137997863
Cube 9983 994011992
Cubic root ∛998 9.993328883944
Natural logarithm 6.9057532763115
Decimal logarithm 2.9991305412874

Trigonometry of the number 998

998 modulo 360° 278°
Sine of 998 radians -0.85547315196969
Cosine of 998 radians 0.51784716496187
Tangent of 998 radians -1.6519799853161
Sine of 998 degrees -0.99026806874157
Cosine of 998 degrees 0.13917310096006
Tangent of 998 degrees -7.1153697223842
998 degrees in radiants 17.418385934903
998 radiants in degrees 57181.187954056

Base conversion of the number 998

Binary 1111100110
Octal 1746
Duodecimal 6b2
Hexadecimal 3e6
« 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 »