Base | Representation |
---|---|
bin | 111101000001000110… |
… | …0000101000000110110 |
3 | 110112012221010102102120 |
4 | 1322002030011000312 |
5 | 4121324001120342 |
6 | 140110144420410 |
7 | 12316061006646 |
oct | 1720214050066 |
9 | 415187112376 |
10 | 131033223222 |
11 | 50630925020 |
12 | 2148a917706 |
13 | c482c74b15 |
14 | 64b07c4526 |
15 | 361d908aec |
hex | 1e82305036 |
131033223222 has 16 divisors (see below), whose sum is σ = 285890668992. Its totient is φ = 39707037320.
The previous prime is 131033223199. The next prime is 131033223281. The reversal of 131033223222 is 222322330131.
It is a super-2 number, since 2×1310332232222 (a number of 23 digits) contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 131033223192 and 131033223201.
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, 992675868 + ... + 992675999.
It is an arithmetic number, because the mean of its divisors is an integer number (17868166812).
Almost surely, 2131033223222 is an apocalyptic number.
131033223222 is an abundant number, since it is smaller than the sum of its proper divisors (154857445770).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
131033223222 is a wasteful number, since it uses less digits than its factorization.
131033223222 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1985351883.
The product of its (nonzero) digits is 2592, while the sum is 24.
Adding to 131033223222 its reverse (222322330131), we get a palindrome (353355553353).
The spelling of 131033223222 in words is "one hundred thirty-one billion, thirty-three million, two hundred twenty-three thousand, two hundred twenty-two".
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