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108153 = 3261197
BaseRepresentation
bin11010011001111001
312111100200
4122121321
511430103
62152413
7630213
oct323171
9174320
10108153
1174291
1252709
133a2c6
142b5b3
15220a3
hex1a679

108153 has 12 divisors (see below), whose sum is σ = 159588. Its totient is φ = 70560.

The previous prime is 108139. The next prime is 108161. The reversal of 108153 is 351801.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 56169 + 51984 = 237^2 + 228^2 .

It is not a de Polignac number, because 108153 - 26 = 108089 is a prime.

It is not an unprimeable number, because it can be changed into a prime (108193) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 451 + ... + 647.

It is an arithmetic number, because the mean of its divisors is an integer number (13299).

2108153 is an apocalyptic number.

It is an amenable number.

108153 is a deficient number, since it is larger than the sum of its proper divisors (51435).

108153 is a wasteful number, since it uses less digits than its factorization.

108153 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 264 (or 261 counting only the distinct ones).

The product of its (nonzero) digits is 120, while the sum is 18.

The square root of 108153 is about 328.8662342047. The cubic root of 108153 is about 47.6445091295.

Adding to 108153 its reverse (351801), we get a palindrome (459954).

The spelling of 108153 in words is "one hundred eight thousand, one hundred fifty-three".

Divisors: 1 3 9 61 183 197 549 591 1773 12017 36051 108153