Base | Representation |
---|---|
bin | 11101110110111110011010… |
… | …010000100100101111000000 |
3 | 122012222012000010120110000100 |
4 | 131312332122100210233000 |
5 | 114203031321024024412 |
6 | 1143144044340122400 |
7 | 36442434036643404 |
oct | 3566763220445700 |
9 | 565865003513010 |
10 | 131321213111232 |
11 | 3893001729a901 |
12 | 1288ab20696400 |
13 | 58376ca48c441 |
14 | 245dda2bb3104 |
15 | 102ae759b4edc |
hex | 776f9a424bc0 |
131321213111232 has 84 divisors (see below), whose sum is σ = 396219522779080. Its totient is φ = 41469856768512.
The previous prime is 131321213111147. The next prime is 131321213111237. The reversal of 131321213111232 is 232111312123131.
131321213111232 is a `hidden beast` number, since 1 + 3 + 1 + 321 + 2 + 1 + 311 + 1 + 23 + 2 = 666.
131321213111232 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.
It is a super-2 number, since 2×1313212131112322 (a number of 29 digits) contains 22 as substring.
It is a nude number because it is divisible by every one of its digits.
It is a junction number, because it is equal to n+sod(n) for n = 131321213111196 and 131321213111205.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (131321213111237) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 5999678983 + ... + 5999700870.
Almost surely, 2131321213111232 is an apocalyptic number.
131321213111232 is a gapful number since it is divisible by the number (12) formed by its first and last digit.
It is an amenable number.
131321213111232 is an abundant number, since it is smaller than the sum of its proper divisors (264898309667848).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
131321213111232 is a wasteful number, since it uses less digits than its factorization.
131321213111232 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 11999379890 (or 11999379877 counting only the distinct ones).
The product of its digits is 1296, while the sum is 27.
Adding to 131321213111232 its reverse (232111312123131), we get a palindrome (363432525234363).
The spelling of 131321213111232 in words is "one hundred thirty-one trillion, three hundred twenty-one billion, two hundred thirteen million, one hundred eleven thousand, two hundred thirty-two".
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