Number 13

Properties of the number 13

Prime Factorization 13
Divisors 1, 13
Count of divisors 2
Sum of divisors 14
Previous integer 12
Next integer 14
Is prime? YES
Prime number position 6
Previous prime 11
Next prime 17
13th prime number
calculating, please wait
Is a Fibonacci number? YES
Previous Fibonacci number 144
Next Fibonacci number 377
13th Fibonacci number 233
Zeckendorf representation 13
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
Factorial 13! 6227020800
Square 132 169
Square root √13 3.605551275464
Cube 133 2197
Cubic root ∛13 2.3513346877208
Natural logarithm 2.5649493574615
Decimal logarithm 1.1139433523068

Trigonometry of the number 13

13 modulo 360° 13°
Sine of 13 radians 0.42016703682664
Cosine of 13 radians 0.9074467814502
Tangent of 13 radians 0.46302113293649
Sine of 13 degrees 0.22495105434386
Cosine of 13 degrees 0.97437006478524
Tangent of 13 degrees 0.23086819112556
13 degrees in radiants 0.22689280275926
13 radiants in degrees 744.84513367007

Base conversion of the number 13

Binary 1101
Octal 15
Duodecimal 11
Hexadecimal d
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