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108506 = 2227239
BaseRepresentation
bin11010011111011010
312111211202
4122133122
511433011
62154202
7631226
oct323732
9174752
10108506
1174582
1252962
133a508
142b786
152223b
hex1a7da

108506 has 8 divisors (see below), whose sum is σ = 164160. Its totient is φ = 53788.

The previous prime is 108503. The next prime is 108517. The reversal of 108506 is 605801.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a plaindrome in base 15.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 108506.

It is not an unprimeable number, because it can be changed into a prime (108503) 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 3 ways as a sum of consecutive naturals, for example, 335 + ... + 573.

It is an arithmetic number, because the mean of its divisors is an integer number (20520).

2108506 is an apocalyptic number.

108506 is a deficient number, since it is larger than the sum of its proper divisors (55654).

108506 is a wasteful number, since it uses less digits than its factorization.

108506 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 468.

The product of its (nonzero) digits is 240, while the sum is 20.

The square root of 108506 is about 329.4024893652. The cubic root of 108506 is about 47.6962883894.

The spelling of 108506 in words is "one hundred eight thousand, five hundred six".

Divisors: 1 2 227 239 454 478 54253 108506