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85388465795 = 5294095232753
BaseRepresentation
bin100111110000110001…
…1001001011010000011
322011101212110111110012
41033201203021122003
52344333421401140
6103121003055135
76112001661263
oct1174143113203
9264355414405
1085388465795
11332386211a6
12146705114ab
13808a5c7009
1441c067b7a3
15234b5ab265
hex13e18c9683

85388465795 has 32 divisors (see below), whose sum is σ = 106500484800. Its totient is φ = 65644314624.

The previous prime is 85388465753. The next prime is 85388465797. The reversal of 85388465795 is 59756488358.

It is not a de Polignac number, because 85388465795 - 214 = 85388449411 is a prime.

It is not an unprimeable number, because it can be changed into a prime (85388465797) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 31015139 + ... + 31017891.

It is an arithmetic number, because the mean of its divisors is an integer number (3328140150).

Almost surely, 285388465795 is an apocalyptic number.

85388465795 is a deficient number, since it is larger than the sum of its proper divisors (21112019005).

85388465795 is a wasteful number, since it uses less digits than its factorization.

85388465795 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3719.

The product of its digits is 290304000, while the sum is 68.

The spelling of 85388465795 in words is "eighty-five billion, three hundred eighty-eight million, four hundred sixty-five thousand, seven hundred ninety-five".

Divisors: 1 5 29 145 409 523 2045 2615 2753 11861 13765 15167 59305 75835 79837 213907 399185 1069535 1125977 1439819 5629885 6203303 7199095 31016515 32653333 41754751 163266665 208773755 588885971 2944429855 17077693159 85388465795