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230441443 = 17194117401
BaseRepresentation
bin11011011110001…
…00000111100011
3121001121122020021
431233010013203
5432443111233
634511054311
75465501641
oct1557040743
9531548207
10230441443
11109095081
1265211397
13389851ab
1422868191
151536de2d
hexdbc41e3

230441443 has 16 divisors (see below), whose sum is σ = 263118240. Its totient is φ = 200448000.

The previous prime is 230441411. The next prime is 230441447. The reversal of 230441443 is 344144032.

It is a cyclic number.

It is not a de Polignac number, because 230441443 - 25 = 230441411 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (230441447) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4543 + ... + 21943.

It is an arithmetic number, because the mean of its divisors is an integer number (16444890).

Almost surely, 2230441443 is an apocalyptic number.

230441443 is a deficient number, since it is larger than the sum of its proper divisors (32676797).

230441443 is a wasteful number, since it uses less digits than its factorization.

230441443 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17478.

The product of its (nonzero) digits is 4608, while the sum is 25.

The square root of 230441443 is about 15180.2978561028. The cubic root of 230441443 is about 613.0843008429.

Adding to 230441443 its reverse (344144032), we get a palindrome (574585475).

The spelling of 230441443 in words is "two hundred thirty million, four hundred forty-one thousand, four hundred forty-three".

Divisors: 1 17 19 41 323 697 779 13243 17401 295817 330619 713441 5620523 12128497 13555379 230441443