Number 6561

Properties of the number 6561

Prime Factorization 38
Divisors 1, 3, 9, 27, 81, 243, 729, 2187, 6561
Count of divisors 9
Sum of divisors 9841
Previous integer 6560
Next integer 6562
Is prime? NO
Prime number position -
Previous prime 6553
Next prime 6563
6561st prime number
calculating, please wait
Is a Fibonacci number? NO
Zeckendorf representation 4181 + 1597 + 610 + 144 + 21 + 8
Is a regular number? YES
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? YES
Square 65612 43046721
Square root √6561 81
Cube 65613 282429536481
Cubic root ∛6561 18.720754407467
Natural logarithm 8.7888983093449
Decimal logarithm 3.8169700377573

Trigonometry of the number 6561

6561 modulo 360° 81°
Sine of 6561 radians 0.9767074399435
Cosine of 6561 radians 0.21457534051937
Tangent of 6561 radians 4.5518158684004
Sine of 6561 degrees 0.98768834059514
Cosine of 6561 degrees 0.15643446504022
Tangent of 6561 degrees 6.3137515146755
6561 degrees in radiants 114.51105222335
6561 radiants in degrees 375917.60938533

Base conversion of the number 6561

Binary 1100110100001
Octal 14641
Duodecimal 3969
Hexadecimal 19a1
« Previous Next »