Base | Representation |
---|---|
bin | 10111010110011100… |
… | …10010011110000100 |
3 | 1012100200022100100010 |
4 | 23223032102132010 |
5 | 201133244413040 |
6 | 5431544550220 |
7 | 622443004311 |
oct | 135316223604 |
9 | 35320270303 |
10 | 12536326020 |
11 | 535347a319 |
12 | 251a482370 |
13 | 124a2c80ba |
14 | 86cd4bd08 |
15 | 4d58b1e80 |
hex | 2eb392784 |
12536326020 has 24 divisors (see below), whose sum is σ = 35101713024. Its totient is φ = 3343020256.
The previous prime is 12536326013. The next prime is 12536326021. The reversal of 12536326020 is 2062363521.
12536326020 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a Harshad number since it is a multiple of its sum of digits (30).
It is not an unprimeable number, because it can be changed into a prime (12536326021) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 104469324 + ... + 104469443.
It is an arithmetic number, because the mean of its divisors is an integer number (1462571376).
Almost surely, 212536326020 is an apocalyptic number.
12536326020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
12536326020 is an abundant number, since it is smaller than the sum of its proper divisors (22565387004).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
12536326020 is a wasteful number, since it uses less digits than its factorization.
12536326020 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 208938779 (or 208938777 counting only the distinct ones).
The product of its (nonzero) digits is 12960, while the sum is 30.
Adding to 12536326020 its reverse (2062363521), we get a palindrome (14598689541).
The spelling of 12536326020 in words is "twelve billion, five hundred thirty-six million, three hundred twenty-six thousand, twenty".
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