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13289139331286 = 2713552171322369
BaseRepresentation
bin1100000101100001111001…
…1011011110000011010110
31202001102120222011102101012
43001120132123132003112
53220212124132100121
644132540223532222
72541052155354620
oct301303633360326
952042528142335
1013289139331286
11426398a783925
1215a7635a5a072
137552116c4520
1433d2aa9a5c10
15180a33629c5b
hexc161e6de0d6

13289139331286 has 32 divisors (see below), whose sum is σ = 24534258557760. Its totient is φ = 5257142747136.

The previous prime is 13289139331267. The next prime is 13289139331289. The reversal of 13289139331286 is 68213393198231.

13289139331286 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Smith number, since the sum of its digits (59) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13289139331289) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9388310 + ... + 10710678.

It is an arithmetic number, because the mean of its divisors is an integer number (766695579930).

Almost surely, 213289139331286 is an apocalyptic number.

13289139331286 is a deficient number, since it is larger than the sum of its proper divisors (11245119226474).

13289139331286 is a wasteful number, since it uses less digits than its factorization.

13289139331286 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1377608.

The product of its digits is 10077696, while the sum is 59.

The spelling of 13289139331286 in words is "thirteen trillion, two hundred eighty-nine billion, one hundred thirty-nine million, three hundred thirty-one thousand, two hundred eighty-six".

Divisors: 1 2 7 13 14 26 91 182 55217 110434 386519 717821 773038 1322369 1435642 2644738 5024747 9256583 10049494 17190797 18513166 34381594 120335579 240671158 73017249073 146034498146 511120743511 949224237949 1022241487022 1898448475898 6644569665643 13289139331286