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118125 = 33547
BaseRepresentation
bin11100110101101101
320000001000
4130311231
512240000
62310513
71001250
oct346555
9200030
10118125
1180827
1258439
13419c7
1431097
1525000
hex1cd6d

118125 has 40 divisors (see below), whose sum is σ = 249920. Its totient is φ = 54000.

The previous prime is 118093. The next prime is 118127. The reversal of 118125 is 521811.

It is not a de Polignac number, because 118125 - 25 = 118093 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 118098 and 118107.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (118127) 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 39 ways as a sum of consecutive naturals, for example, 16872 + ... + 16878.

It is an arithmetic number, because the mean of its divisors is an integer number (6248).

2118125 is an apocalyptic number.

118125 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

118125 is an abundant number, since it is smaller than the sum of its proper divisors (131795).

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

118125 is an frugal number, since it uses more digits than its factorization.

118125 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36 (or 15 counting only the distinct ones).

The product of its digits is 80, while the sum is 18.

The square root of 118125 is about 343.6931771217. The cubic root of 118125 is about 49.0659946528.

Adding to 118125 its reverse (521811), we get a palindrome (639936).

It can be divided in two parts, 118 and 125, that added together give a 5-th power (243 = 35).

The spelling of 118125 in words is "one hundred eighteen thousand, one hundred twenty-five".

Divisors: 1 3 5 7 9 15 21 25 27 35 45 63 75 105 125 135 175 189 225 315 375 525 625 675 875 945 1125 1575 1875 2625 3375 4375 4725 5625 7875 13125 16875 23625 39375 118125