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12868546868710 = 25132337463114883
BaseRepresentation
bin1011101101000011000100…
…1010100011010111100110
31200120012222011020120021021
42323100301022203113212
53141314240444244320
643211421231441354
72465502405412561
oct273206112432746
950505864216237
1012868546868710
11411157a252615
12153a01638625a
13724663a216b0
14326bab9774d8
15174b18e85daa
hexbb4312a35e6

12868546868710 has 64 divisors (see below), whose sum is σ = 26030677736448. Its totient is φ = 4544717215104.

The previous prime is 12868546868699. The next prime is 12868546868711. The reversal of 12868546868710 is 1786864586821.

12868546868710 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 12868546868710.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12868546868711) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 111956929 + ... + 112071811.

It is an arithmetic number, because the mean of its divisors is an integer number (406729339632).

Almost surely, 212868546868710 is an apocalyptic number.

12868546868710 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

12868546868710 is an abundant number, since it is smaller than the sum of its proper divisors (13162130867738).

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

12868546868710 is a wasteful number, since it uses less digits than its factorization.

12868546868710 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 152389.

The product of its (nonzero) digits is 247726080, while the sum is 70.

The spelling of 12868546868710 in words is "twelve trillion, eight hundred sixty-eight billion, five hundred forty-six million, eight hundred sixty-eight thousand, seven hundred ten".

Divisors: 1 2 5 10 13 23 26 46 65 115 130 230 299 598 1495 2990 37463 74926 114883 187315 229766 374630 487019 574415 861649 974038 1148830 1493479 1723298 2435095 2642309 2986958 4308245 4870190 5284618 7467395 8616490 11201437 13211545 14934790 22402874 26423090 34350017 56007185 68700034 112014370 171750085 343500170 4303861829 8607723658 21519309145 43038618290 55950203777 98988822067 111900407554 197977644134 279751018885 494944110335 559502037770 989888220670 1286854686871 2573709373742 6434273434355 12868546868710