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108743085 = 32511219683
BaseRepresentation
bin1100111101101…
…00100110101101
321120121201110200
412132310212231
5210314234320
614442424113
72460205143
oct636644655
9246551420
10108743085
1156423320
1230502039
13196b5229
1410629593
159830290
hex67b49ad

108743085 has 24 divisors (see below), whose sum is σ = 205624224. Its totient is φ = 52723680.

The previous prime is 108743081. The next prime is 108743113. The reversal of 108743085 is 580347801.

It is not a de Polignac number, because 108743085 - 22 = 108743081 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (108743081) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 109347 + ... + 110336.

It is an arithmetic number, because the mean of its divisors is an integer number (8567676).

Almost surely, 2108743085 is an apocalyptic number.

108743085 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

108743085 is a deficient number, since it is larger than the sum of its proper divisors (96881139).

108743085 is a wasteful number, since it uses less digits than its factorization.

108743085 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 219705 (or 219702 counting only the distinct ones).

The product of its (nonzero) digits is 26880, while the sum is 36.

The square root of 108743085 is about 10427.9952531635. The cubic root of 108743085 is about 477.3100182613.

The spelling of 108743085 in words is "one hundred eight million, seven hundred forty-three thousand, eighty-five".

Divisors: 1 3 5 9 11 15 33 45 55 99 165 495 219683 659049 1098415 1977147 2416513 3295245 7249539 9885735 12082565 21748617 36247695 108743085