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230011441 = 1132959101
BaseRepresentation
bin11011011010110…
…11001000110001
3121000210210101021
431231123020301
5432340331231
634453535441
75462031202
oct1555331061
9530723337
10230011441
11108921000
1265044581
133886455a
14227955a9
15152d6811
hexdb5b231

230011441 has 32 divisors (see below), whose sum is σ = 268790400. Its totient is φ = 196504000.

The previous prime is 230011433. The next prime is 230011447. The reversal of 230011441 is 144110032.

It is not a de Polignac number, because 230011441 - 23 = 230011433 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (230011447) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2277291 + ... + 2277391.

It is an arithmetic number, because the mean of its divisors is an integer number (8399700).

Almost surely, 2230011441 is an apocalyptic number.

It is an amenable number.

230011441 is a deficient number, since it is larger than the sum of its proper divisors (38778959).

230011441 is a wasteful number, since it uses less digits than its factorization.

230011441 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 222 (or 200 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 16.

The square root of 230011441 is about 15166.1280820122. The cubic root of 230011441 is about 612.7027265075.

Adding to 230011441 its reverse (144110032), we get a palindrome (374121473).

It can be divided in two parts, 23001 and 1441, that added together give a palindrome (24442).

The spelling of 230011441 in words is "two hundred thirty million, eleven thousand, four hundred forty-one".

Divisors: 1 11 29 59 101 121 319 649 1111 1331 1711 2929 3509 5959 7139 12221 18821 32219 38599 65549 78529 134431 172811 207031 354409 721039 1900921 2277341 3898499 7931429 20910131 230011441