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Number 28972991

Prime factorization

Factorization 28972991
Divisors 1, 28972991
Count of divisors 2
Sum of divisors 28972992

Basic properties

Is prime? ◎ YES
It's 1798086th prime number.
Previous integer 28972990
Next integer 28972992
Previous prime number 28972969
Next prime number 28973023
Reciprocal 3.4514903e-8
Square 839434207486081
Square root 5382.656500279391
Natural logarithm 17.181874609152096
Decimal logarithm 7.461993331508347
Sine -0.9948285786250544
Cosine -0.10156819950581988
Tangent 9.794685575459575

Expressions

Binary 1101110100001011110111111
Octal 156413677
Hexadecimal 1ba17bf