Base | Representation |
---|---|
bin | 10110100010110100… |
… | …00110000100011111 |
3 | 1011020111022221102212 |
4 | 23101122012010133 |
5 | 144241410311333 |
6 | 5320553511035 |
7 | 605633421164 |
oct | 132132060437 |
9 | 34214287385 |
10 | 12103213343 |
11 | 5150a48361 |
12 | 241941247b |
13 | 11ab661b00 |
14 | 82b60806b |
15 | 4ac85c448 |
hex | 2d168611f |
12103213343 has 12 divisors (see below), whose sum is σ = 13179096360. Its totient is φ = 11109754656.
The previous prime is 12103213337. The next prime is 12103213349. The reversal of 12103213343 is 34331230121.
It is an interprime number because it is at equal distance from previous prime (12103213337) and next prime (12103213349).
It is not a de Polignac number, because 12103213343 - 24 = 12103213327 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (12103213349) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 169796 + ... + 230297.
It is an arithmetic number, because the mean of its divisors is an integer number (1098258030).
Almost surely, 212103213343 is an apocalyptic number.
12103213343 is a gapful number since it is divisible by the number (13) formed by its first and last digit.
12103213343 is a deficient number, since it is larger than the sum of its proper divisors (1075883017).
12103213343 is a wasteful number, since it uses less digits than its factorization.
12103213343 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 400298 (or 400285 counting only the distinct ones).
The product of its (nonzero) digits is 1296, while the sum is 23.
Adding to 12103213343 its reverse (34331230121), we get a palindrome (46434443464).
The spelling of 12103213343 in words is "twelve billion, one hundred three million, two hundred thirteen thousand, three hundred forty-three".
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