Base | Representation |
---|---|
bin | 10111100001110001… |
… | …01001001101110100 |
3 | 1012121022001022011012 |
4 | 23300320221031310 |
5 | 201332104042231 |
6 | 5445220531352 |
7 | 625005260114 |
oct | 136070511564 |
9 | 35538038135 |
10 | 12631315316 |
11 | 53a2059174 |
12 | 2546250b58 |
13 | 1263ba5c99 |
14 | 87b7d7044 |
15 | 4dddc6e2b |
hex | 2f0e29374 |
12631315316 has 48 divisors (see below), whose sum is σ = 23599610496. Its totient is φ = 5894913024.
The previous prime is 12631315267. The next prime is 12631315327. The reversal of 12631315316 is 61351313621.
12631315316 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a super-2 number, since 2×126313153162 (a number of 21 digits) contains 22 as substring.
It is a congruent number.
It is an unprimeable number.
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 15 ways as a sum of consecutive naturals, for example, 6837905 + ... + 6839751.
It is an arithmetic number, because the mean of its divisors is an integer number (491658552).
Almost surely, 212631315316 is an apocalyptic number.
It is an amenable number.
12631315316 is a deficient number, since it is larger than the sum of its proper divisors (10968295180).
12631315316 is a wasteful number, since it uses less digits than its factorization.
12631315316 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2648 (or 2646 counting only the distinct ones).
The product of its digits is 9720, while the sum is 32.
Adding to 12631315316 its reverse (61351313621), we get a palindrome (73982628937).
The spelling of 12631315316 in words is "twelve billion, six hundred thirty-one million, three hundred fifteen thousand, three hundred sixteen".
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