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118098 = 2310
BaseRepresentation
bin11100110101010010
320000000000
4130311102
512234343
62310430
71001211
oct346522
9200000
10118098
1180802
1258416
13419a6
1431078
1524ed3
hex1cd52

118098 has 22 divisors (see below), whose sum is σ = 265719. Its totient is φ = 39366.

The previous prime is 118093. The next prime is 118127. The reversal of 118098 is 890811.

It can be written as a sum of positive squares in only one way, i.e., 59049 + 59049 = 243^2 + 243^2 .

It is an ABA number since it can be written as A⋅BA, here for A=2, B=243.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a nialpdrome in base 3 and base 9.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 118098.

It is not an unprimeable number, because it can be changed into a prime (118093) by changing a digit.

It is a polite number, since it can be written in 10 ways as a sum of consecutive naturals, for example, 39365 + 39366 + 39367.

2118098 is an apocalyptic number.

118098 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 118098

118098 is an abundant number, since it is smaller than the sum of its proper divisors (147621).

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

118098 is an frugal number, since it uses more digits than its factorization.

118098 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32 (or 5 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 27.

The square root of 118098 is about 343.6538956567. The cubic root of 118098 is about 49.0622560065.

The spelling of 118098 in words is "one hundred eighteen thousand, ninety-eight".