Search a number
-
+
13086483768 = 233427174521
BaseRepresentation
bin11000011000000001…
…11110010100111000
31020210000112020220000
430030000332110320
5203300114440033
610002320433000
7642203163621
oct141400762470
936700466800
1013086483768
115605a84a46
122652778760
131307292327
148c203ca48
15518d36a13
hex30c03e538

13086483768 has 80 divisors (see below), whose sum is σ = 36790020960. Its totient is φ = 4346006400.

The previous prime is 13086483749. The next prime is 13086483779. The reversal of 13086483768 is 86738468031.

13086483768 is a `hidden beast` number, since 13 + 0 + 86 + 483 + 76 + 8 = 666.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 138348 + ... + 212868.

It is an arithmetic number, because the mean of its divisors is an integer number (459875262).

Almost surely, 213086483768 is an apocalyptic number.

13086483768 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 13086483768, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (18395010480).

13086483768 is an abundant number, since it is smaller than the sum of its proper divisors (23703537192).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

13086483768 is a wasteful number, since it uses less digits than its factorization.

13086483768 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 74810 (or 74797 counting only the distinct ones).

The product of its (nonzero) digits is 4644864, while the sum is 54.

The spelling of 13086483768 in words is "thirteen billion, eighty-six million, four hundred eighty-three thousand, seven hundred sixty-eight".

Divisors: 1 2 3 4 6 8 9 12 18 24 27 36 54 72 81 108 162 216 271 324 542 648 813 1084 1626 2168 2439 3252 4878 6504 7317 9756 14634 19512 21951 29268 43902 58536 74521 87804 149042 175608 223563 298084 447126 596168 670689 894252 1341378 1788504 2012067 2682756 4024134 5365512 6036201 8048268 12072402 16096536 20195191 24144804 40390382 48289608 60585573 80780764 121171146 161561528 181756719 242342292 363513438 484684584 545270157 727026876 1090540314 1454053752 1635810471 2181080628 3271620942 4362161256 6543241884 13086483768