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230281365 = 3525436037
BaseRepresentation
bin11011011100111…
…01000010010101
3121001022111122110
431232131002111
5432423000430
634503421233
75464234146
oct1556350225
9531274573
10230281365
11108a95886
1265154819
133892a382
1422825acd
151533b7b0
hexdb9d095

230281365 has 16 divisors (see below), whose sum is σ = 368656128. Its totient is φ = 122748096.

The previous prime is 230281351. The next prime is 230281367. The reversal of 230281365 is 563182032.

It is not a de Polignac number, because 230281365 - 25 = 230281333 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (230281367) 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, 35127 + ... + 41163.

It is an arithmetic number, because the mean of its divisors is an integer number (23041008).

Almost surely, 2230281365 is an apocalyptic number.

It is an amenable number.

230281365 is a deficient number, since it is larger than the sum of its proper divisors (138374763).

230281365 is a wasteful number, since it uses less digits than its factorization.

230281365 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8588.

The product of its (nonzero) digits is 8640, while the sum is 30.

The square root of 230281365 is about 15175.0243821880. The cubic root of 230281365 is about 612.9423066468.

The spelling of 230281365 in words is "two hundred thirty million, two hundred eighty-one thousand, three hundred sixty-five".

Divisors: 1 3 5 15 2543 6037 7629 12715 18111 30185 38145 90555 15352091 46056273 76760455 230281365