Base | Representation |
---|---|
bin | 10110100010110010… |
… | …11010000111100001 |
3 | 1011020110222210111002 |
4 | 23101121122013201 |
5 | 144241334031223 |
6 | 5320550001345 |
7 | 605632041260 |
oct | 132131320741 |
9 | 34213883432 |
10 | 12103033313 |
11 | 5150935078 |
12 | 2419346255 |
13 | 11ab5cab97 |
14 | 82b59c5d7 |
15 | 4ac823e28 |
hex | 2d165a1e1 |
12103033313 has 16 divisors (see below), whose sum is σ = 14293885056. Its totient is φ = 10032422400.
The previous prime is 12103033303. The next prime is 12103033387. The reversal of 12103033313 is 31333030121.
It is a de Polignac number, because none of the positive numbers 2k-12103033313 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (12103033303) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 168656 + ... + 229457.
It is an arithmetic number, because the mean of its divisors is an integer number (893367816).
Almost surely, 212103033313 is an apocalyptic number.
It is an amenable number.
12103033313 is a deficient number, since it is larger than the sum of its proper divisors (2190851743).
12103033313 is a wasteful number, since it uses less digits than its factorization.
12103033313 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 398264.
The product of its (nonzero) digits is 486, while the sum is 20.
Adding to 12103033313 its reverse (31333030121), we get a palindrome (43436063434).
The spelling of 12103033313 in words is "twelve billion, one hundred three million, thirty-three thousand, three hundred thirteen".
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