Base | Representation |
---|---|
bin | 10110101110010110… |
… | …10100001010100001 |
3 | 1011111020110022210200 |
4 | 23113023110022201 |
5 | 144441200032314 |
6 | 5334332215413 |
7 | 611220210363 |
oct | 132713241241 |
9 | 34436408720 |
10 | 12200002209 |
11 | 51a064625a |
12 | 244590a569 |
13 | 11c571cb25 |
14 | 83a400d33 |
15 | 4b60ca709 |
hex | 2d72d42a1 |
12200002209 has 12 divisors (see below), whose sum is σ = 17627610000. Its totient is φ = 8130849624.
The previous prime is 12200002159. The next prime is 12200002211. The reversal of 12200002209 is 90220000221.
It is not a de Polignac number, because 12200002209 - 212 = 12199998113 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 12200002191 and 12200002200.
It is not an unprimeable number, because it can be changed into a prime (12200002249) 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, 175759 + ... + 235140.
It is an arithmetic number, because the mean of its divisors is an integer number (1468967500).
Almost surely, 212200002209 is an apocalyptic number.
It is an amenable number.
12200002209 is a deficient number, since it is larger than the sum of its proper divisors (5427607791).
12200002209 is a wasteful number, since it uses less digits than its factorization.
12200002209 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 414204 (or 414201 counting only the distinct ones).
The product of its (nonzero) digits is 144, while the sum is 18.
The spelling of 12200002209 in words is "twelve billion, two hundred million, two thousand, two hundred nine".
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