Base | Representation |
---|---|
bin | 10011000101000101011… |
… | …110011110101111011110 |
3 | 11122100020221121201112211 |
4 | 103011011132132233132 |
5 | 132440143421042142 |
6 | 2442154115551034 |
7 | 163504016405005 |
oct | 23050536365736 |
9 | 4570227551484 |
10 | 1311130643422 |
11 | 466058081356 |
12 | 192132bbb47a |
13 | 96840104392 |
14 | 4765d945c3c |
15 | 2418b1bd917 |
hex | 1314579ebde |
1311130643422 has 16 divisors (see below), whose sum is σ = 2082405786912. Its totient is φ = 616996189440.
The previous prime is 1311130643401. The next prime is 1311130643441. The reversal of 1311130643422 is 2243460311131.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5125522 + ... + 5375242.
It is an arithmetic number, because the mean of its divisors is an integer number (130150361682).
Almost surely, 21311130643422 is an apocalyptic number.
1311130643422 is a deficient number, since it is larger than the sum of its proper divisors (771275143490).
1311130643422 is a wasteful number, since it uses less digits than its factorization.
1311130643422 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 404163.
The product of its (nonzero) digits is 10368, while the sum is 31.
Adding to 1311130643422 its reverse (2243460311131), we get a palindrome (3554590954553).
The spelling of 1311130643422 in words is "one trillion, three hundred eleven billion, one hundred thirty million, six hundred forty-three thousand, four hundred twenty-two".
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