Base | Representation |
---|---|
bin | 11000100111111110… |
… | …11100100110011100 |
3 | 1021010100022212220122 |
4 | 30103333130212130 |
5 | 204033344114322 |
6 | 10023500534112 |
7 | 645416464136 |
oct | 142377344634 |
9 | 37110285818 |
10 | 13220301212 |
11 | 5674573a78 |
12 | 268b551338 |
13 | 1328c16551 |
14 | 8d5b14056 |
15 | 52596b442 |
hex | 313fdc99c |
13220301212 has 12 divisors (see below), whose sum is σ = 23142990360. Its totient is φ = 6608018256.
The previous prime is 13220301167. The next prime is 13220301229. The reversal of 13220301212 is 21210302231.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 519098 + ... + 543969.
It is an arithmetic number, because the mean of its divisors is an integer number (1928582530).
Almost surely, 213220301212 is an apocalyptic number.
It is an amenable number.
13220301212 is a deficient number, since it is larger than the sum of its proper divisors (9922689148).
13220301212 is a wasteful number, since it uses less digits than its factorization.
13220301212 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1066180 (or 1066178 counting only the distinct ones).
The product of its (nonzero) digits is 144, while the sum is 17.
Adding to 13220301212 its reverse (21210302231), we get a palindrome (34430603443).
It can be divided in two parts, 13220 and 301212, that added together give a cube (314432 = 683).
The spelling of 13220301212 in words is "thirteen billion, two hundred twenty million, three hundred one thousand, two hundred twelve".
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