Base | Representation |
---|---|
bin | 10111001000100111… |
… | …11100001101110000 |
3 | 1012001121010000202121 |
4 | 23210103330031300 |
5 | 200414103222331 |
6 | 5412243324024 |
7 | 616534244065 |
oct | 134423741560 |
9 | 35047100677 |
10 | 12420367216 |
11 | 52a3a787a4 |
12 | 24a7680614 |
13 | 122c28771a |
14 | 85b7a4c6c |
15 | 4ca608c11 |
hex | 2e44fc370 |
12420367216 has 20 divisors (see below), whose sum is σ = 24067963024. Its totient is φ = 6209280000.
The previous prime is 12420367213. The next prime is 12420367247. The reversal of 12420367216 is 61276302421.
12420367216 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (12420367213) 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 3 ways as a sum of consecutive naturals, for example, 64816 + ... + 170416.
Almost surely, 212420367216 is an apocalyptic number.
12420367216 is a gapful number since it is divisible by the number (16) formed by its first and last digit.
It is an amenable number.
12420367216 is a deficient number, since it is larger than the sum of its proper divisors (11647595808).
12420367216 is a wasteful number, since it uses less digits than its factorization.
12420367216 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 112960 (or 112954 counting only the distinct ones).
The product of its (nonzero) digits is 24192, while the sum is 34.
Adding to 12420367216 its reverse (61276302421), we get a palindrome (73696669637).
The spelling of 12420367216 in words is "twelve billion, four hundred twenty million, three hundred sixty-seven thousand, two hundred sixteen".
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