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Number 1265

Prime factorization

Factorization 5 * 11 * 23
Divisors 1, 5, 11, 23, 55, 115, 253, 1265
Count of divisors 8
Sum of divisors 1728

Basic properties

Is prime? × NO
Previous integer 1264
Next integer 1266
Previous prime number 1259
Next prime number 1277
Reciprocal 0.000790513833992
Square 1600225
Square root 35.566838487557476
Natural logarithm 7.142827401161621
Decimal logarithm 3.1020905255118367
Sine 0.8732532357707915
Cosine -0.48726664796171143
Tangent -1.7921465370628245

Expressions

Binary 10011110001
Octal 2361
Hexadecimal 4f1