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108207 = 32111093
BaseRepresentation
bin11010011010101111
312111102200
4122122233
511430312
62152543
7630321
oct323257
9174380
10108207
1174330
1252753
133a338
142b611
15220dc
hex1a6af

108207 has 12 divisors (see below), whose sum is σ = 170664. Its totient is φ = 65520.

The previous prime is 108203. The next prime is 108211. The reversal of 108207 is 702801.

It is an interprime number because it is at equal distance from previous prime (108203) and next prime (108211).

It is not a de Polignac number, because 108207 - 22 = 108203 is a prime.

It is a hoax number, since the sum of its digits (18) coincides with the sum of the digits of its distinct prime factors.

108207 is a lucky number.

It is a nialpdrome in base 11.

It is a self number, because there is not a number n which added to its sum of digits gives 108207.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (108203) 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 11 ways as a sum of consecutive naturals, for example, 448 + ... + 645.

It is an arithmetic number, because the mean of its divisors is an integer number (14222).

2108207 is an apocalyptic number.

108207 is a deficient number, since it is larger than the sum of its proper divisors (62457).

108207 is a wasteful number, since it uses less digits than its factorization.

108207 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1110 (or 1107 counting only the distinct ones).

The product of its (nonzero) digits is 112, while the sum is 18.

The square root of 108207 is about 328.9483242091. The cubic root of 108207 is about 47.6524373282.

The spelling of 108207 in words is "one hundred eight thousand, two hundred seven".

Divisors: 1 3 9 11 33 99 1093 3279 9837 12023 36069 108207