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230443043 = 1634872903
BaseRepresentation
bin11011011110001…
…00100000100011
3121001121201102112
431233010200203
5432443134133
634511105535
75465506415
oct1557044043
9531551375
10230443043
111090962a6
12652122ab
1338985b3c
14228689b5
151536e648
hexdbc4823

230443043 has 8 divisors (see below), whose sum is σ = 232412928. Its totient is φ = 228480264.

The previous prime is 230443027. The next prime is 230443051. The reversal of 230443043 is 340344032.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 230443043 - 24 = 230443027 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (230443643) 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 7 ways as a sum of consecutive naturals, for example, 77930 + ... + 80832.

It is an arithmetic number, because the mean of its divisors is an integer number (29051616).

Almost surely, 2230443043 is an apocalyptic number.

230443043 is a deficient number, since it is larger than the sum of its proper divisors (1969885).

230443043 is a wasteful number, since it uses less digits than its factorization.

230443043 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3553.

The product of its (nonzero) digits is 3456, while the sum is 23.

The square root of 230443043 is about 15180.3505558996. The cubic root of 230443043 is about 613.0857197610.

Adding to 230443043 its reverse (340344032), we get a palindrome (570787075).

The spelling of 230443043 in words is "two hundred thirty million, four hundred forty-three thousand, forty-three".

Divisors: 1 163 487 2903 79381 473189 1413761 230443043