Base | Representation |
---|---|
bin | 11000110001101000… |
… | …01000001101111110 |
3 | 1021022222120222221000 |
4 | 30120310020031332 |
5 | 204220103021342 |
6 | 10035511151130 |
7 | 650421335463 |
oct | 143064101576 |
9 | 37288528830 |
10 | 13301220222 |
11 | 5706212694 |
12 | 26b26754a6 |
13 | 133c909014 |
14 | 90277966a |
15 | 52cb0244c |
hex | 318d0837e |
13301220222 has 32 divisors (see below), whose sum is σ = 29564877600. Its totient is φ = 4432748544.
The previous prime is 13301220221. The next prime is 13301220227. The reversal of 13301220222 is 22202210331.
It is a Harshad number since it is a multiple of its sum of digits (18).
It is a junction number, because it is equal to n+sod(n) for n = 13301220195 and 13301220204.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (13301220221) 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, 239998 + ... + 290174.
It is an arithmetic number, because the mean of its divisors is an integer number (923902425).
Almost surely, 213301220222 is an apocalyptic number.
13301220222 is an abundant number, since it is smaller than the sum of its proper divisors (16263657378).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
13301220222 is a wasteful number, since it uses less digits than its factorization.
13301220222 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 55097 (or 55091 counting only the distinct ones).
The product of its (nonzero) digits is 288, while the sum is 18.
Adding to 13301220222 its reverse (22202210331), we get a palindrome (35503430553).
The spelling of 13301220222 in words is "thirteen billion, three hundred one million, two hundred twenty thousand, two hundred twenty-two".
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