Base | Representation |
---|---|
bin | 1101101110001… |
… | …01100110011011 |
3 | 22000120220012212 |
4 | 12313011212123 |
5 | 213431313110 |
6 | 15231025335 |
7 | 2565240425 |
oct | 667054633 |
9 | 260526185 |
10 | 115104155 |
11 | 59a78501 |
12 | 3266b24b |
13 | 1ab0168a |
14 | 11403815 |
15 | a189e05 |
hex | 6dc599b |
115104155 has 4 divisors (see below), whose sum is σ = 138124992. Its totient is φ = 92083320.
The previous prime is 115104149. The next prime is 115104169. The reversal of 115104155 is 551401511.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 551401511 = 17 ⋅32435383.
It is not a de Polignac number, because 115104155 - 212 = 115100059 is a prime.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 115104155.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11510411 + ... + 11510420.
It is an arithmetic number, because the mean of its divisors is an integer number (34531248).
Almost surely, 2115104155 is an apocalyptic number.
115104155 is a deficient number, since it is larger than the sum of its proper divisors (23020837).
115104155 is an equidigital number, since it uses as much as digits as its factorization.
115104155 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 23020836.
The product of its (nonzero) digits is 500, while the sum is 23.
The square root of 115104155 is about 10728.6604476048. The cubic root of 115104155 is about 486.4411803881.
Adding to 115104155 its reverse (551401511), we get a palindrome (666505666).
The spelling of 115104155 in words is "one hundred fifteen million, one hundred four thousand, one hundred fifty-five".
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