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30102322313 = 718157141609
BaseRepresentation
bin11100000010001111…
…001111110010001001
32212200212211102012102
4130002033033302021
5443122143303223
621455005123145
72113651342430
oct340217176211
985625742172
1030102322313
1111847a81328
125a012594b5
132ab963c94b
141657c82117
15bb2adb928
hex7023cfc89

30102322313 has 16 divisors (see below), whose sum is σ = 34654139520. Its totient is φ = 25613884800.

The previous prime is 30102322291. The next prime is 30102322333. The reversal of 30102322313 is 31322320103.

It is not a de Polignac number, because 30102322313 - 210 = 30102321289 is a prime.

It is a super-2 number, since 2×301023223132 (a number of 22 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (30102322333) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 702653 + ... + 744261.

It is an arithmetic number, because the mean of its divisors is an integer number (2165883720).

Almost surely, 230102322313 is an apocalyptic number.

It is an amenable number.

30102322313 is a deficient number, since it is larger than the sum of its proper divisors (4551817207).

30102322313 is a wasteful number, since it uses less digits than its factorization.

30102322313 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42368.

The product of its (nonzero) digits is 648, while the sum is 20.

Adding to 30102322313 its reverse (31322320103), we get a palindrome (61424642416).

The spelling of 30102322313 in words is "thirty billion, one hundred two million, three hundred twenty-two thousand, three hundred thirteen".

Divisors: 1 7 181 571 1267 3997 41609 103351 291263 723457 7531229 23758739 52718603 166311173 4300331759 30102322313