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9230065 = 513178353
BaseRepresentation
bin100011001101…
…011011110001
3122100221021021
4203031123301
54330330230
6525455441
7141311545
oct43153361
918327237
109230065
115234759
123111581
131bb22a0
141323a25
15c24c7a
hex8cd6f1

9230065 has 16 divisors (see below), whose sum is σ = 12631248. Its totient is φ = 6414336.

The previous prime is 9230063. The next prime is 9230077. The reversal of 9230065 is 5600329.

It can be written as a sum of positive squares in 8 ways, for example, as 12769 + 9217296 = 113^2 + 3036^2 .

It is a cyclic number.

It is not a de Polignac number, because 9230065 - 21 = 9230063 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (9230063) 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 15 ways as a sum of consecutive naturals, for example, 3072 + ... + 5281.

It is an arithmetic number, because the mean of its divisors is an integer number (789453).

Almost surely, 29230065 is an apocalyptic number.

It is an amenable number.

9230065 is a deficient number, since it is larger than the sum of its proper divisors (3401183).

9230065 is a wasteful number, since it uses less digits than its factorization.

9230065 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8388.

The product of its (nonzero) digits is 1620, while the sum is 25.

The square root of 9230065 is about 3038.1022036791. The cubic root of 9230065 is about 209.7659145226.

The spelling of 9230065 in words is "nine million, two hundred thirty thousand, sixty-five".

Divisors: 1 5 13 17 65 85 221 1105 8353 41765 108589 142001 542945 710005 1846013 9230065