Base | Representation |
---|---|
bin | 110001101101… |
… | …001011100011 |
3 | 220111222221212 |
4 | 301231023203 |
5 | 11313430430 |
6 | 1143140335 |
7 | 215516450 |
oct | 61551343 |
9 | 26458855 |
10 | 13030115 |
11 | 739a79a |
12 | 44446ab |
13 | 2912b37 |
14 | 1a32827 |
15 | 1225b95 |
hex | c6d2e3 |
13030115 has 8 divisors (see below), whose sum is σ = 17869920. Its totient is φ = 8934912.
The previous prime is 13030097. The next prime is 13030117. The reversal of 13030115 is 51103031.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 13030115 - 26 = 13030051 is a prime.
It is a plaindrome in base 12.
It is a self number, because there is not a number n which added to its sum of digits gives 13030115.
It is not an unprimeable number, because it can be changed into a prime (13030117) by changing a digit.
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 7 ways as a sum of consecutive naturals, for example, 186110 + ... + 186179.
It is an arithmetic number, because the mean of its divisors is an integer number (2233740).
Almost surely, 213030115 is an apocalyptic number.
13030115 is a deficient number, since it is larger than the sum of its proper divisors (4839805).
13030115 is an equidigital number, since it uses as much as digits as its factorization.
13030115 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 372301.
The product of its (nonzero) digits is 45, while the sum is 14.
The square root of 13030115 is about 3609.7250587822. The cubic root of 13030115 is about 235.3148939926.
Adding to 13030115 its reverse (51103031), we get a palindrome (64133146).
The spelling of 13030115 in words is "thirteen million, thirty thousand, one hundred fifteen".
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