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192108 = 22372287
BaseRepresentation
bin101110111001101100
3100202112010
4232321230
522121413
64041220
71430040
oct567154
9322463
10192108
11121374
1293210
1369597
1450020
153bdc3
hex2ee6c

192108 has 24 divisors (see below), whose sum is σ = 512512. Its totient is φ = 54864.

The previous prime is 192103. The next prime is 192113. The reversal of 192108 is 801291.

It is an interprime number because it is at equal distance from previous prime (192103) and next prime (192113).

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a nialpdrome in base 12.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 192108.

It is not an unprimeable number, because it can be changed into a prime (192103) by changing a digit.

192108 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

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 7 ways as a sum of consecutive naturals, for example, 1060 + ... + 1227.

2192108 is an apocalyptic number.

It is an amenable number.

192108 is an abundant number, since it is smaller than the sum of its proper divisors (320404).

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

192108 is a wasteful number, since it uses less digits than its factorization.

192108 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2301 (or 2299 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 21.

The square root of 192108 is about 438.3012662542. The cubic root of 192108 is about 57.7007976565.

Adding to 192108 its reverse (801291), we get a palindrome (993399).

It can be divided in two parts, 192 and 108, that multiplied together give a 4-th power (20736 = 124).

The spelling of 192108 in words is "one hundred ninety-two thousand, one hundred eight".

Divisors: 1 2 3 4 6 7 12 14 21 28 42 84 2287 4574 6861 9148 13722 16009 27444 32018 48027 64036 96054 192108