Base | Representation |
---|---|
bin | 1011001100011011100101… |
… | …0101110111001011100010 |
3 | 1121120122120222110211221210 |
4 | 2303012321111313023202 |
5 | 3103124133322202132 |
6 | 42102145500530550 |
7 | 2410144304523636 |
oct | 263067125671342 |
9 | 47518528424853 |
10 | 12308190819042 |
11 | 3a15968930738 |
12 | 14694b0250a56 |
13 | 6b3871452a81 |
14 | 307a1089adc6 |
15 | 16526e71dbcc |
hex | b31b95772e2 |
12308190819042 has 16 divisors (see below), whose sum is σ = 24635016310752. Its totient is φ = 4099624494240.
The previous prime is 12308190818969. The next prime is 12308190819097. The reversal of 12308190819042 is 24091809180321.
It is a happy number.
It is a super-2 number, since 2×123081908190422 (a number of 27 digits) contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 12308190818982 and 12308190819000.
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, 776436108 + ... + 776451959.
It is an arithmetic number, because the mean of its divisors is an integer number (1539688519422).
Almost surely, 212308190819042 is an apocalyptic number.
12308190819042 is an abundant number, since it is smaller than the sum of its proper divisors (12326825491710).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
12308190819042 is a wasteful number, since it uses less digits than its factorization.
12308190819042 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1552889393.
The product of its (nonzero) digits is 248832, while the sum is 48.
Adding to 12308190819042 its reverse (24091809180321), we get a palindrome (36399999999363).
The spelling of 12308190819042 in words is "twelve trillion, three hundred eight billion, one hundred ninety million, eight hundred nineteen thousand, forty-two".
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