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85345038318 = 2319748640687
BaseRepresentation
bin100111101111011110…
…1011110111111101110
322011021211202011011010
41033132331132333232
52344241312211233
6103112412210050
76110633566461
oct1173675367756
9264254664133
1085345038318
113321605a521
1214659a69926
138081600397
1441b89b52d8
15234787db63
hex13def5efee

85345038318 has 16 divisors (see below), whose sum is σ = 179673765120. Its totient is φ = 26951064696.

The previous prime is 85345038271. The next prime is 85345038377. The reversal of 85345038318 is 81383054358.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 374320230 + ... + 374320457.

It is an arithmetic number, because the mean of its divisors is an integer number (11229610320).

Almost surely, 285345038318 is an apocalyptic number.

85345038318 is an abundant number, since it is smaller than the sum of its proper divisors (94328726802).

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

85345038318 is a wasteful number, since it uses less digits than its factorization.

85345038318 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 748640711.

The product of its (nonzero) digits is 1382400, while the sum is 48.

The spelling of 85345038318 in words is "eighty-five billion, three hundred forty-five million, thirty-eight thousand, three hundred eighteen".

Divisors: 1 2 3 6 19 38 57 114 748640687 1497281374 2245922061 4491844122 14224173053 28448346106 42672519159 85345038318