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230603065 = 57211412087
BaseRepresentation
bin11011011111010…
…11100100111001
3121001220211221021
431233223210321
5433013244230
634514342441
75500044100
oct1557534471
9531824837
10230603065
11109195550
126528aa21
1338a10924
14228ab037
15153a1c7a
hexdbeb939

230603065 has 48 divisors (see below), whose sum is σ = 359904384. Its totient is φ = 140179200.

The previous prime is 230603059. The next prime is 230603069. The reversal of 230603065 is 560306032.

It is not a de Polignac number, because 230603065 - 211 = 230601017 is a prime.

It is not an unprimeable number, because it can be changed into a prime (230603069) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 109452 + ... + 111538.

It is an arithmetic number, because the mean of its divisors is an integer number (7498008).

Almost surely, 2230603065 is an apocalyptic number.

It is an amenable number.

230603065 is a deficient number, since it is larger than the sum of its proper divisors (129301319).

230603065 is a wasteful number, since it uses less digits than its factorization.

230603065 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2158 (or 2151 counting only the distinct ones).

The product of its (nonzero) digits is 3240, while the sum is 25.

The square root of 230603065 is about 15185.6203363577. The cubic root of 230603065 is about 613.2275979183.

Adding to 230603065 its reverse (560306032), we get a palindrome (790909097).

The spelling of 230603065 in words is "two hundred thirty million, six hundred three thousand, sixty-five".

Divisors: 1 5 7 11 35 41 49 55 77 205 245 287 385 451 539 1435 2009 2087 2255 2695 3157 10045 10435 14609 15785 22099 22957 73045 85567 102263 110495 114785 160699 427835 511315 598969 803495 941237 1124893 2994845 4192783 4706185 5624465 6588659 20963915 32943295 46120613 230603065