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6868307568088 = 2331101927178399
BaseRepresentation
bin110001111110010011100…
…0010000110010111011000
3220022121022011102021122001
41203330213002012113120
51400012243214134323
622335131255410344
71306135031031061
oct143744702062730
926277264367561
106868307568088
11220891862505a
1292b15a3839b4
133aa8a8c271c5
1419a5dc095568
15bd9d8ece3ad
hex63f270865d8

6868307568088 has 32 divisors (see below), whose sum is σ = 13306544640000. Its totient is φ = 3320113099680.

The previous prime is 6868307568041. The next prime is 6868307568107. The reversal of 6868307568088 is 8808657038686.

It is a self number, because there is not a number n which added to its sum of digits gives 6868307568088.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13336488 + ... + 13841911.

It is an arithmetic number, because the mean of its divisors is an integer number (415829520000).

Almost surely, 26868307568088 is an apocalyptic number.

It is an amenable number.

6868307568088 is a deficient number, since it is larger than the sum of its proper divisors (6438237071912).

6868307568088 is a wasteful number, since it uses less digits than its factorization.

6868307568088 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27179455 (or 27179451 counting only the distinct ones).

The product of its (nonzero) digits is 743178240, while the sum is 73.

The spelling of 6868307568088 in words is "six trillion, eight hundred sixty-eight billion, three hundred seven million, five hundred sixty-eight thousand, eighty-eight".

Divisors: 1 2 4 8 31 62 124 248 1019 2038 4076 8152 31589 63178 126356 252712 27178399 54356798 108713596 217427192 842530369 1685060738 3370121476 6740242952 27694788581 55389577162 110779154324 221558308648 858538446011 1717076892022 3434153784044 6868307568088