Base | Representation |
---|---|
bin | 10001101001110100010… |
… | …011110001111111010110 |
3 | 11021222022021002221001002 |
4 | 101221310103301333112 |
5 | 124333443310320042 |
6 | 2325145531303302 |
7 | 153434354611154 |
oct | 21516423617726 |
9 | 4258267087032 |
10 | 1213132120022 |
11 | 428539501249 |
12 | 1771435aab32 |
13 | 8a523168124 |
14 | 42a046463d4 |
15 | 21852a39132 |
hex | 11a744f1fd6 |
1213132120022 has 8 divisors (see below), whose sum is σ = 1819736394816. Its totient is φ = 606553321752.
The previous prime is 1213132120021. The next prime is 1213132120049. The reversal of 1213132120022 is 2200212313121.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a junction number, because it is equal to n+sod(n) for n = 1213132119976 and 1213132120003.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1213132120021) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6249638 + ... + 6440825.
It is an arithmetic number, because the mean of its divisors is an integer number (227467049352).
Almost surely, 21213132120022 is an apocalyptic number.
1213132120022 is a deficient number, since it is larger than the sum of its proper divisors (606604274794).
1213132120022 is a wasteful number, since it uses less digits than its factorization.
1213132120022 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 12738262.
The product of its (nonzero) digits is 288, while the sum is 20.
Adding to 1213132120022 its reverse (2200212313121), we get a palindrome (3413344433143).
The spelling of 1213132120022 in words is "one trillion, two hundred thirteen billion, one hundred thirty-two million, one hundred twenty thousand, twenty-two".
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