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88789104085 = 5117518292593
BaseRepresentation
bin101001010110000111…
…1100011010111010101
322111011212100211012111
41102230033203113111
52423320002312320
6104442242351021
76262163634523
oct1225417432725
9274155324174
1088789104085
1134723153070
121525b35b471
1384accb4516
144424173313
152499ddca5a
hex14ac3e35d5

88789104085 has 32 divisors (see below), whose sum is σ = 116573114880. Its totient is φ = 64385280000.

The previous prime is 88789104083. The next prime is 88789104097. The reversal of 88789104085 is 58040198788.

It is not a de Polignac number, because 88789104085 - 21 = 88789104083 is a prime.

It is a Smith number, since the sum of its digits (58) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (88789104083) 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, 34240549 + ... + 34243141.

It is an arithmetic number, because the mean of its divisors is an integer number (3642909840).

Almost surely, 288789104085 is an apocalyptic number.

It is an amenable number.

88789104085 is a deficient number, since it is larger than the sum of its proper divisors (27784010795).

88789104085 is a wasteful number, since it uses less digits than its factorization.

88789104085 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4189.

The product of its (nonzero) digits is 5160960, while the sum is 58.

The spelling of 88789104085 in words is "eighty-eight billion, seven hundred eighty-nine million, one hundred four thousand, eighty-five".

Divisors: 1 5 11 55 751 829 2593 3755 4145 8261 9119 12965 28523 41305 45595 142615 622579 1947343 2149597 3112895 6848369 9736715 10747985 21420773 23645567 34241845 107103865 118227835 1614347347 8071736735 17757820817 88789104085