Base | Representation |
---|---|
bin | 11101110101100010000011… |
… | …010010001100011110111100 |
3 | 122012121201000211021202212012 |
4 | 131311202003102030132330 |
5 | 114144420221103144122 |
6 | 1143030324033230352 |
7 | 36432323364263141 |
oct | 3565420322143674 |
9 | 565551024252765 |
10 | 131222043412412 |
11 | 388a1a57611327 |
12 | 12873864a023b8 |
13 | 582b2549b1994 |
14 | 24592761283c8 |
15 | 10285be5da7e2 |
hex | 77588348c7bc |
131222043412412 has 6 divisors (see below), whose sum is σ = 229638575971728. Its totient is φ = 65611021706204.
The previous prime is 131222043412409. The next prime is 131222043412417. The reversal of 131222043412412 is 214214340222131.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (131222043412417) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16402755426548 + ... + 16402755426555.
It is an arithmetic number, because the mean of its divisors is an integer number (38273095995288).
Almost surely, 2131222043412412 is an apocalyptic number.
It is an amenable number.
131222043412412 is a deficient number, since it is larger than the sum of its proper divisors (98416532559316).
131222043412412 is a wasteful number, since it uses less digits than its factorization.
131222043412412 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 32805510853107 (or 32805510853105 counting only the distinct ones).
The product of its (nonzero) digits is 18432, while the sum is 32.
Adding to 131222043412412 its reverse (214214340222131), we get a palindrome (345436383634543).
The spelling of 131222043412412 in words is "one hundred thirty-one trillion, two hundred twenty-two billion, forty-three million, four hundred twelve thousand, four hundred twelve".
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