Base | Representation |
---|---|
bin | 11000100101111100… |
… | …10101010100001100 |
3 | 1021002011012200101001 |
4 | 30102332111110030 |
5 | 204020011411022 |
6 | 10022051030044 |
7 | 645121422535 |
oct | 142276252414 |
9 | 37064180331 |
10 | 13203232012 |
11 | 56659756a3 |
12 | 268589b324 |
13 | 132551b129 |
14 | 8d374d68c |
15 | 5241e8b27 |
hex | 312f9550c |
13203232012 has 24 divisors (see below), whose sum is σ = 24350177600. Its totient is φ = 6246850896.
The previous prime is 13203231997. The next prime is 13203232013. The reversal of 13203232012 is 21023230231.
It is a Harshad number since it is a multiple of its sum of digits (19).
It is not an unprimeable number, because it can be changed into a prime (13203232013) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 35838 + ... + 166405.
Almost surely, 213203232012 is an apocalyptic number.
It is an amenable number.
13203232012 is a deficient number, since it is larger than the sum of its proper divisors (11146945588).
13203232012 is a wasteful number, since it uses less digits than its factorization.
13203232012 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 203125 (or 203123 counting only the distinct ones).
The product of its (nonzero) digits is 432, while the sum is 19.
Adding to 13203232012 its reverse (21023230231), we get a palindrome (34226462243).
The spelling of 13203232012 in words is "thirteen billion, two hundred three million, two hundred thirty-two thousand, twelve".
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