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13030120323 = 341159311797
BaseRepresentation
bin11000010001010011…
…11101101110000011
31020122002110200210000
430020221331232003
5203141202322243
65552544411043
7640620123663
oct141051755603
936562420700
1013030120323
115587188290
122637916a83
1312c86b968c
148b876a1a3
15513e015d3
hex308a7db83

13030120323 has 80 divisors (see below), whose sum is σ = 21690789120. Its totient is φ = 7728523200.

The previous prime is 13030120309. The next prime is 13030120417. The reversal of 13030120323 is 32302103031.

13030120323 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 13030120323 - 233 = 4440185731 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 13030120296 and 13030120305.

It is not an unprimeable number, because it can be changed into a prime (13030120223) 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 79 ways as a sum of consecutive naturals, for example, 16348561 + ... + 16349357.

It is an arithmetic number, because the mean of its divisors is an integer number (271134864).

Almost surely, 213030120323 is an apocalyptic number.

13030120323 is a deficient number, since it is larger than the sum of its proper divisors (8660668797).

13030120323 is a wasteful number, since it uses less digits than its factorization.

13030120323 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1190 (or 1181 counting only the distinct ones).

The product of its (nonzero) digits is 324, while the sum is 18.

Adding to 13030120323 its reverse (32302103031), we get a palindrome (45332223354).

The spelling of 13030120323 in words is "thirteen billion, thirty million, one hundred twenty thousand, three hundred twenty-three".

Divisors: 1 3 9 11 27 33 59 81 99 177 297 311 531 649 797 891 933 1593 1947 2391 2799 3421 4779 5841 7173 8397 8767 10263 17523 18349 21519 25191 26301 30789 47023 52569 55047 64557 78903 92367 141069 165141 201839 236709 247867 277101 423207 495423 517253 605517 710127 743601 1269621 1486269 1551759 1816551 2230803 2726537 3808863 4655277 5449653 6692409 8179611 13965831 14624153 16348959 20077227 24538833 41897493 43872459 73616499 131617377 160865683 220849497 394852131 482597049 1184556393 1447791147 4343373441 13030120323