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13030030311 = 3192383119747
BaseRepresentation
bin11000010001010011…
…00111101111100111
31020122002022010022020
430020221213233213
5203141141432221
65552542434223
7640616300364
oct141051475747
936562263266
1013030030311
1155871266a1
122637892973
1312c868770c
148b874546b
15513dd4ac6
hex308a67be7

13030030311 has 32 divisors (see below), whose sum is σ = 19312957440. Its totient is φ = 7776784224.

The previous prime is 13030030309. The next prime is 13030030313. The reversal of 13030030311 is 11303003031.

It is an interprime number because it is at equal distance from previous prime (13030030309) and next prime (13030030313).

It is not a de Polignac number, because 13030030311 - 21 = 13030030309 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13030030313) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 48940 + ... + 168686.

It is an arithmetic number, because the mean of its divisors is an integer number (603529920).

Almost surely, 213030030311 is an apocalyptic number.

13030030311 is a deficient number, since it is larger than the sum of its proper divisors (6282927129).

13030030311 is a wasteful number, since it uses less digits than its factorization.

13030030311 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 119875.

The product of its (nonzero) digits is 81, while the sum is 15.

Adding to 13030030311 its reverse (11303003031), we get a palindrome (24333033342).

The spelling of 13030030311 in words is "thirteen billion, thirty million, thirty thousand, three hundred eleven".

Divisors: 1 3 19 23 57 69 83 249 437 1311 1577 1909 4731 5727 36271 108813 119747 359241 2275193 2754181 6825579 8262543 9939001 29817003 52329439 156988317 188841019 228597023 566523057 685791069 4343343437 13030030311