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Number 28997189

Prime factorization

Factorization 13 * 13 * 17 * 10093
Divisors 1, 13, 17, 169, 221, 2873, 10093, 131209, 171581, 1705717, 2230553, 28997189
Count of divisors 12
Sum of divisors 33249636

Basic properties

Is prime? × NO
Previous integer 28997188
Next integer 28997190
Previous prime number 28997147
Next prime number 28997203
Reciprocal 3.4486101e-8
Square 840836969901721
Square root 5384.9038060117655
Natural logarithm 17.18270945221815
Decimal logarithm 7.462355899245189
Sine -0.21740776388837885
Cosine 0.976080869703456
Tangent -0.22273540096573113

Expressions

Binary 1101110100111011001000101
Octal 156473105
Hexadecimal 1ba7645