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131024016024505 = 51719149609189393
BaseRepresentation
bin11101110010101001100111…
…111011101010001110111001
3122011220202212221211011102221
4131302221213323222032321
5114133144141100241010
61142355334011124041
736412113155251612
oct3562514773521671
9564822787734387
10131024016024505
1138825a7829085a
12128413b9a43621
13581568626aac6
14244d84c012c09
15102337e418dda
hex772a67eea3b9

131024016024505 has 64 divisors (see below), whose sum is σ = 176446592352000. Its totient is φ = 92817558650880.

The previous prime is 131024016024497. The next prime is 131024016024569. The reversal of 131024016024505 is 505420610420131.

It is not a de Polignac number, because 131024016024505 - 23 = 131024016024497 is a prime.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 1465663089 + ... + 1465752481.

It is an arithmetic number, because the mean of its divisors is an integer number (2756978005500).

Almost surely, 2131024016024505 is an apocalyptic number.

It is an amenable number.

131024016024505 is a deficient number, since it is larger than the sum of its proper divisors (45422576327495).

131024016024505 is a wasteful number, since it uses less digits than its factorization.

131024016024505 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 95674.

The product of its (nonzero) digits is 28800, while the sum is 34.

Adding to 131024016024505 its reverse (505420610420131), we get a palindrome (636444626444636).

The spelling of 131024016024505 in words is "one hundred thirty-one trillion, twenty-four billion, sixteen million, twenty-four thousand, five hundred five".

Divisors: 1 5 17 19 85 95 149 323 745 1615 2533 2831 6091 12665 14155 30455 48127 89393 103547 115729 240635 446965 517735 578645 907559 1519681 1698467 1967393 4537795 7598405 8492335 9836965 13319557 15428503 17243621 28873939 66597785 77142515 86218105 144369695 226432469 253071583 293141557 544492763 1132162345 1265357915 1465707785 2722463815 4302216911 9256376971 10345362497 21511084555 46281884855 51726812485 81129421687 175871162449 405647108435 879355812245 1379200168679 1541459012053 6896000843395 7707295060265 26204803204901 131024016024505