Base | Representation |
---|---|
bin | 1011110101100101100000… |
… | …1010011010100011101001 |
3 | 1201002020120202111022200122 |
4 | 2331121120022122203221 |
5 | 3201220142342011410 |
6 | 43403040353013025 |
7 | 2512214350626350 |
oct | 275313012324351 |
9 | 51066522438618 |
10 | 13015230032105 |
11 | 4168801057294 |
12 | 1562532254175 |
13 | 73543c075232 |
14 | 32dd24a08997 |
15 | 178851788e55 |
hex | bd65829a8e9 |
13015230032105 has 16 divisors (see below), whose sum is σ = 17878387789440. Its totient is φ = 8910264435072.
The previous prime is 13015230032087. The next prime is 13015230032131. The reversal of 13015230032105 is 50123003251031.
13015230032105 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is not a de Polignac number, because 13015230032105 - 230 = 13014156290281 is a prime.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 301326635 + ... + 301369824.
It is an arithmetic number, because the mean of its divisors is an integer number (1117399236840).
Almost surely, 213015230032105 is an apocalyptic number.
It is an amenable number.
13015230032105 is a deficient number, since it is larger than the sum of its proper divisors (4863157757335).
13015230032105 is an equidigital number, since it uses as much as digits as its factorization.
13015230032105 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 602697088.
The product of its (nonzero) digits is 2700, while the sum is 26.
Adding to 13015230032105 its reverse (50123003251031), we get a palindrome (63138233283136).
The spelling of 13015230032105 in words is "thirteen trillion, fifteen billion, two hundred thirty million, thirty-two thousand, one hundred five".
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