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8888808080906 = 2131600721357983
BaseRepresentation
bin1000000101011001011000…
…1111111000011000001010
31011110202120022121002100122
42001112112033320120022
52131113234332042111
630523243445503242
71605123644024105
oct201262617703012
934422508532318
108888808080906
1129177a4481616
12bb6863a11b22
134c629876a820
1422a3134b773c
15106341b42cdb
hex815963f860a

8888808080906 has 16 divisors (see below), whose sum is σ = 14359741530624. Its totient is φ = 4102270318704.

The previous prime is 8888808080899. The next prime is 8888808080947. The reversal of 8888808080906 is 6090808088888.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 8888808080906.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10262810 + ... + 11095173.

It is an arithmetic number, because the mean of its divisors is an integer number (897483845664).

Almost surely, 28888808080906 is an apocalyptic number.

8888808080906 is a deficient number, since it is larger than the sum of its proper divisors (5470933449718).

8888808080906 is a wasteful number, since it uses less digits than its factorization.

8888808080906 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21374005.

The product of its (nonzero) digits is 113246208, while the sum is 71.

The spelling of 8888808080906 in words is "eight trillion, eight hundred eighty-eight billion, eight hundred eight million, eighty thousand, nine hundred six".

Divisors: 1 2 13 26 16007 32014 208091 416182 21357983 42715966 277653779 555307558 341877233881 683754467762 4444404040453 8888808080906