Search a number
-
+
115454105 = 5131799923
BaseRepresentation
bin1101110000110…
…11000010011001
322001020200020222
412320123002121
5214024012410
615242325425
72601225614
oct670330231
9261220228
10115454105
115a197418
12327b9875
131abc4a50
141149517b
15a208955
hex6e1b099

115454105 has 16 divisors (see below), whose sum is σ = 150050880. Its totient is φ = 84773568.

The previous prime is 115454081. The next prime is 115454149. The reversal of 115454105 is 501454511.

It is a cyclic number.

It is not a de Polignac number, because 115454105 - 216 = 115388569 is a prime.

It is a super-2 number, since 2×1154541052 = 26659300722702050, which contains 22 as substring.

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 15 ways as a sum of consecutive naturals, for example, 6674 + ... + 16596.

It is an arithmetic number, because the mean of its divisors is an integer number (9378180).

Almost surely, 2115454105 is an apocalyptic number.

It is an amenable number.

115454105 is a deficient number, since it is larger than the sum of its proper divisors (34596775).

115454105 is a wasteful number, since it uses less digits than its factorization.

115454105 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10120.

The product of its (nonzero) digits is 2000, while the sum is 26.

The square root of 115454105 is about 10744.9571893051. The cubic root of 115454105 is about 486.9336557049.

The spelling of 115454105 in words is "one hundred fifteen million, four hundred fifty-four thousand, one hundred five".

Divisors: 1 5 13 65 179 895 2327 9923 11635 49615 128999 644995 1776217 8881085 23090821 115454105