Search a number
-
+
115023105 = 3351750119
BaseRepresentation
bin1101101101100…
…01110100000001
322000102210001000
412312301310001
5213421214410
615225202213
72564452221
oct666616401
9260383030
10115023105
1159a2261a
1232630369
131aaa3812
14113c2081
15a170dc0
hex6db1d01

115023105 has 32 divisors (see below), whose sum is σ = 216518400. Its totient is φ = 57735936.

The previous prime is 115023059. The next prime is 115023119. The reversal of 115023105 is 501320511.

It is not a de Polignac number, because 115023105 - 28 = 115022849 is a prime.

It is a Curzon number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 22765 + ... + 27354.

It is an arithmetic number, because the mean of its divisors is an integer number (6766200).

Almost surely, 2115023105 is an apocalyptic number.

115023105 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

115023105 is a deficient number, since it is larger than the sum of its proper divisors (101495295).

115023105 is a wasteful number, since it uses less digits than its factorization.

115023105 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50150 (or 50144 counting only the distinct ones).

The product of its (nonzero) digits is 150, while the sum is 18.

The square root of 115023105 is about 10724.8825168391. The cubic root of 115023105 is about 486.3269785588.

Adding to 115023105 its reverse (501320511), we get a palindrome (616343616).

The spelling of 115023105 in words is "one hundred fifteen million, twenty-three thousand, one hundred five".

Divisors: 1 3 5 9 15 17 27 45 51 85 135 153 255 459 765 2295 50119 150357 250595 451071 751785 852023 1353213 2255355 2556069 4260115 6766065 7668207 12780345 23004621 38341035 115023105