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5230989 = 323591619
BaseRepresentation
bin10011111101000110001101
3100211202120100
4103331012031
52314342424
6304041313
762314461
oct23750615
910752510
105230989
112a53135
121903239
131111c7a
149a24a1
156d4dc9
hex4fd18d

5230989 has 12 divisors (see below), whose sum is σ = 7581600. Its totient is φ = 3475464.

The previous prime is 5230969. The next prime is 5230997. The reversal of 5230989 is 9890325.

It is not a de Polignac number, because 5230989 - 25 = 5230957 is a prime.

It is an alternating number because its digits alternate between odd and even.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5230969) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2422 + ... + 4040.

It is an arithmetic number, because the mean of its divisors is an integer number (631800).

Almost surely, 25230989 is an apocalyptic number.

It is an amenable number.

5230989 is a deficient number, since it is larger than the sum of its proper divisors (2350611).

5230989 is a wasteful number, since it uses less digits than its factorization.

5230989 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1984 (or 1981 counting only the distinct ones).

The product of its (nonzero) digits is 19440, while the sum is 36.

The square root of 5230989 is about 2287.1355447371. The cubic root of 5230989 is about 173.5912920271.

The spelling of 5230989 in words is "five million, two hundred thirty thousand, nine hundred eighty-nine".

Divisors: 1 3 9 359 1077 1619 3231 4857 14571 581221 1743663 5230989