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109188288384 = 2737247311397
BaseRepresentation
bin110010110110000100…
…0010000111110000000
3101102211112000202100220
41211230020100332000
53242104200212014
6122054351543040
710613534065200
oct1455410207600
9342745022326
10109188288384
1142340a4016a
12191b2b2aa80
13a3b12a6386
1453db48a400
152c90c0a6a9
hex196c210f80

109188288384 has 384 divisors, whose sum is σ = 346540446720. Its totient is φ = 30358056960.

The previous prime is 109188288383. The next prime is 109188288427. The reversal of 109188288384 is 483882881901.

It is a tau number, because it is divible by the number of its divisors (384).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (109188288383) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 275033274 + ... + 275033670.

It is an arithmetic number, because the mean of its divisors is an integer number (902449080).

Almost surely, 2109188288384 is an apocalyptic number.

109188288384 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 109188288384, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (173270223360).

109188288384 is an abundant number, since it is smaller than the sum of its proper divisors (237352158336).

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

109188288384 is a wasteful number, since it uses less digits than its factorization.

109188288384 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 786 (or 767 counting only the distinct ones).

The product of its (nonzero) digits is 7077888, while the sum is 60.

The spelling of 109188288384 in words is "one hundred nine billion, one hundred eighty-eight million, two hundred eighty-eight thousand, three hundred eighty-four".