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12806000704 = 26728584823
BaseRepresentation
bin10111110110100110…
…00001000001000000
31020001110202020110101
423323103001001000
5202211314010304
65514421012144
7632226132010
oct137323010100
936043666411
1012806000704
115481720962
122594854054
131291138b13
14896aa9c40
154ee3d08a4
hex2fb4c1040

12806000704 has 28 divisors (see below), whose sum is σ = 29042181184. Its totient is φ = 5488285824.

The previous prime is 12806000689. The next prime is 12806000717. The reversal of 12806000704 is 40700060821.

It is a tau number, because it is divible by the number of its divisors (28).

It is a Harshad number since it is a multiple of its sum of digits (28).

It is a pancake number, because a pancake can be divided into 12806000704 parts by 160037 straight cuts.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 14291964 + ... + 14292859.

Almost surely, 212806000704 is an apocalyptic number.

12806000704 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

12806000704 is an abundant number, since it is smaller than the sum of its proper divisors (16236180480).

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

12806000704 is an equidigital number, since it uses as much as digits as its factorization.

12806000704 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28584842 (or 28584832 counting only the distinct ones).

The product of its (nonzero) digits is 2688, while the sum is 28.

The spelling of 12806000704 in words is "twelve billion, eight hundred six million, seven hundred four", and thus it is an aban number.

Divisors: 1 2 4 7 8 14 16 28 32 56 64 112 224 448 28584823 57169646 114339292 200093761 228678584 400187522 457357168 800375044 914714336 1600750088 1829428672 3201500176 6403000352 12806000704