Base | Representation |
---|---|
bin | 1110000110100110101000… |
… | …00101100011100010110110 |
3 | 11001210211112202211121202220 |
4 | 13003103110011203202312 |
5 | 13031110034324300342 |
6 | 145543135541143210 |
7 | 6350426361226152 |
oct | 703232405434266 |
9 | 131724482747686 |
10 | 31013222103222 |
11 | 99776a7400887 |
12 | 358a6a13bab06 |
13 | 143c6c3b025b8 |
14 | 793095856062 |
15 | 38bad22155ec |
hex | 1c34d41638b6 |
31013222103222 has 192 divisors, whose sum is σ = 67777603027200. Its totient is φ = 9453888380160.
The previous prime is 31013222103217. The next prime is 31013222103287. The reversal of 31013222103222 is 22230122231013.
It is a super-2 number, since 2×310132221032222 (a number of 28 digits) contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 31013222103192 and 31013222103201.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 5137187988 + ... + 5137194024.
It is an arithmetic number, because the mean of its divisors is an integer number (353008349100).
Almost surely, 231013222103222 is an apocalyptic number.
31013222103222 is an abundant number, since it is smaller than the sum of its proper divisors (36764380923978).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
31013222103222 is a wasteful number, since it uses less digits than its factorization.
31013222103222 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 6859 (or 6840 counting only the distinct ones).
The product of its (nonzero) digits is 1728, while the sum is 24.
Adding to 31013222103222 its reverse (22230122231013), we get a palindrome (53243344334235).
The spelling of 31013222103222 in words is "thirty-one trillion, thirteen billion, two hundred twenty-two million, one hundred three thousand, two hundred twenty-two".
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