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Number 1340

Prime factorization

Factorization 2 * 2 * 5 * 67
Divisors 1, 2, 4, 5, 10, 20, 67, 134, 268, 335, 670, 1340
Count of divisors 12
Sum of divisors 2856

Basic properties

Is prime? × NO
Previous integer 1339
Next integer 1341
Previous prime number 1327
Next prime number 1361
Reciprocal 0.000746268656716
Square 1795600
Square root 36.60601043544625
Natural logarithm 7.200424892944957
Decimal logarithm 3.1271047983648077
Sine 0.9938753364900368
Cosine -0.11050708355945547
Tangent -8.993770394413746

Expressions

Binary 10100111100
Octal 2474
Hexadecimal 53c