Base | Representation |
---|---|
bin | 11000010000001110… |
… | …10101001100000100 |
3 | 1020121110101102212001 |
4 | 30020013111030010 |
5 | 203131341311122 |
6 | 5552022035044 |
7 | 640450011601 |
oct | 141007251404 |
9 | 36543342761 |
10 | 13021041412 |
11 | 5582047155 |
12 | 2634878a84 |
13 | 12c685b142 |
14 | 8b74856a8 |
15 | 51320b527 |
hex | 3081d5304 |
13021041412 has 12 divisors (see below), whose sum is σ = 23572575180. Its totient is φ = 6286019936.
The previous prime is 13021041287. The next prime is 13021041413. The reversal of 13021041412 is 21414012031.
It can be written as a sum of positive squares in 2 ways, for example, as 4217723136 + 8803318276 = 64944^2 + 93826^2 .
It is a self number, because there is not a number n which added to its sum of digits gives 13021041412.
It is not an unprimeable number, because it can be changed into a prime (13021041413) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 56125063 + ... + 56125294.
It is an arithmetic number, because the mean of its divisors is an integer number (1964381265).
Almost surely, 213021041412 is an apocalyptic number.
It is an amenable number.
13021041412 is a deficient number, since it is larger than the sum of its proper divisors (10551533768).
13021041412 is a wasteful number, since it uses less digits than its factorization.
13021041412 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 112250390 (or 112250388 counting only the distinct ones).
The product of its (nonzero) digits is 192, while the sum is 19.
Adding to 13021041412 its reverse (21414012031), we get a palindrome (34435053443).
The spelling of 13021041412 in words is "thirteen billion, twenty-one million, forty-one thousand, four hundred twelve".
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