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109343 = 132647
BaseRepresentation
bin11010101100011111
312112222202
4122230133
511444333
62202115
7633533
oct325437
9175882
10109343
1175173
125333b
133aa00
142bbc3
15225e8
hex1ab1f

109343 has 6 divisors (see below), whose sum is σ = 118584. Its totient is φ = 100776.

The previous prime is 109331. The next prime is 109357. The reversal of 109343 is 343901.

It is not a de Polignac number, because 109343 - 26 = 109279 is a prime.

It is a Duffinian number.

It is a zygodrome in base 5.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (109303) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 155 + ... + 492.

It is an arithmetic number, because the mean of its divisors is an integer number (19764).

2109343 is an apocalyptic number.

109343 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

109343 is a deficient number, since it is larger than the sum of its proper divisors (9241).

109343 is an equidigital number, since it uses as much as digits as its factorization.

109343 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 673 (or 660 counting only the distinct ones).

The product of its (nonzero) digits is 324, while the sum is 20.

The square root of 109343 is about 330.6705308914. The cubic root of 109343 is about 47.8186152060.

The spelling of 109343 in words is "one hundred nine thousand, three hundred forty-three".

Divisors: 1 13 169 647 8411 109343