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115465168 = 24721311329
BaseRepresentation
bin1101110000111…
…01101111010000
322001021020102201
412320131233100
5214024341133
615242452544
72601303100
oct670355720
9261236381
10115465168
115a1a4765
1232804154
131abc9ab0
1411499200
15a20bd7d
hex6e1dbd0

115465168 has 60 divisors (see below), whose sum is σ = 280281540. Its totient is φ = 45674496.

The previous prime is 115465127. The next prime is 115465169. The reversal of 115465168 is 861564511.

It can be written as a sum of positive squares in 2 ways, for example, as 28005264 + 87459904 = 5292^2 + 9352^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (115465169) 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, 4528 + ... + 15856.

It is an arithmetic number, because the mean of its divisors is an integer number (4671359).

Almost surely, 2115465168 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 115465168, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (140140770).

115465168 is an abundant number, since it is smaller than the sum of its proper divisors (164816372).

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

115465168 is a wasteful number, since it uses less digits than its factorization.

115465168 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11364 (or 11351 counting only the distinct ones).

The product of its digits is 28800, while the sum is 37.

The square root of 115465168 is about 10745.4719766048. The cubic root of 115465168 is about 486.9492081329.

The spelling of 115465168 in words is "one hundred fifteen million, four hundred sixty-five thousand, one hundred sixty-eight".

Divisors: 1 2 4 7 8 13 14 16 26 28 49 52 56 91 98 104 112 182 196 208 364 392 637 728 784 1274 1456 2548 5096 10192 11329 22658 45316 79303 90632 147277 158606 181264 294554 317212 555121 589108 634424 1030939 1110242 1178216 1268848 2061878 2220484 2356432 4123756 4440968 7216573 8247512 8881936 14433146 16495024 28866292 57732584 115465168