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13203104542664 = 23171732931915241
BaseRepresentation
bin1100000000100001011001…
…0110110010111111001000
31201202012112001112022200112
43000020112112302333020
53212304424230331124
644025231131453452
72531615144623241
oct300102626627710
951665461468615
1013203104542664
114230450345833
121592a24bb7288
1374a08023318a
14339068563cc8
1517d69a45090e
hexc02165b2fc8

13203104542664 has 64 divisors (see below), whose sum is σ = 26453552333040. Its totient is φ = 6156224880640.

The previous prime is 13203104542651. The next prime is 13203104542697. The reversal of 13203104542664 is 46624540130231.

It can be written as a sum of positive squares in 8 ways, for example, as 11330427244900 + 1872677297764 = 3366070^2 + 1368458^2 .

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 5936084 + ... + 7851324.

Almost surely, 213203104542664 is an apocalyptic number.

It is an amenable number.

13203104542664 is an abundant number, since it is smaller than the sum of its proper divisors (13250447790376).

13203104542664 is a wasteful number, since it uses less digits than its factorization.

13203104542664 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1915730 (or 1915726 counting only the distinct ones).

The product of its (nonzero) digits is 414720, while the sum is 41.

Adding to 13203104542664 its reverse (46624540130231), we get a palindrome (59827644672895).

The spelling of 13203104542664 in words is "thirteen trillion, two hundred three billion, one hundred four million, five hundred forty-two thousand, six hundred sixty-four".

Divisors: 1 2 4 8 17 34 68 136 173 293 346 586 692 1172 1384 2344 2941 4981 5882 9962 11764 19924 23528 39848 50689 101378 202756 405512 861713 1723426 1915241 3446852 3830482 6893704 7660964 15321928 32559097 65118194 130236388 260472776 331336693 561165613 662673386 1122331226 1325346772 2244662452 2650693544 4489324904 5632723781 9539815421 11265447562 19079630842 22530895124 38159261684 45061790248 76318523368 97081651049 194163302098 388326604196 776653208392 1650388067833 3300776135666 6601552271332 13203104542664