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BaseRepresentation
bin11010011011010111
312111111011
4122123113
511430442
62153051
7630406
oct323327
9174434
10108247
1174367
1252787
133a369
142b63d
1522117
hex1a6d7

108247 has 2 divisors, whose sum is σ = 108248. Its totient is φ = 108246.

The previous prime is 108233. The next prime is 108263. The reversal of 108247 is 742801.

It is a weak prime.

It is an emirp because it is prime and its reverse (742801) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 108247 - 215 = 75479 is a prime.

It is a Chen prime.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 108247.

It is not a weakly prime, because it can be changed into another prime (108217) 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 as a sum of consecutive naturals, namely, 54123 + 54124.

It is an arithmetic number, because the mean of its divisors is an integer number (54124).

2108247 is an apocalyptic number.

108247 is a deficient number, since it is larger than the sum of its proper divisors (1).

108247 is an equidigital number, since it uses as much as digits as its factorization.

108247 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 448, while the sum is 22.

The square root of 108247 is about 329.0091184147. The cubic root of 108247 is about 47.6583083676.

The spelling of 108247 in words is "one hundred eight thousand, two hundred forty-seven".