Base | Representation |
---|---|
bin | 11111000000000000011… |
… | …000111101001111101011 |
3 | 21112122200222201001011010 |
4 | 133000000120331033223 |
5 | 234400333420234011 |
6 | 4310352343235003 |
7 | 306624034646526 |
oct | 37000030751753 |
9 | 7478628631133 |
10 | 2130310321131 |
11 | 751506703863 |
12 | 2a4a50748a63 |
13 | 125b6c80b775 |
14 | 75171257bbd |
15 | 3a6331dd1a6 |
hex | 1f00063d3eb |
2130310321131 has 16 divisors (see below), whose sum is σ = 3018937475840. Its totient is φ = 1332396436320.
The previous prime is 2130310321129. The next prime is 2130310321141. The reversal of 2130310321131 is 1311230130312.
It is a happy number.
It is not a de Polignac number, because 2130310321131 - 21 = 2130310321129 is a prime.
It is a super-2 number, since 2×21303103211312 (a number of 25 digits) contains 22 as substring.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 2130310321098 and 2130310321107.
It is not an unprimeable number, because it can be changed into a prime (2130310321141) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 181420660 + ... + 181432401.
It is an arithmetic number, because the mean of its divisors is an integer number (188683592240).
Almost surely, 22130310321131 is an apocalyptic number.
2130310321131 is a deficient number, since it is larger than the sum of its proper divisors (888627154709).
2130310321131 is a wasteful number, since it uses less digits than its factorization.
2130310321131 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 362853186.
The product of its (nonzero) digits is 324, while the sum is 21.
Adding to 2130310321131 its reverse (1311230130312), we get a palindrome (3441540451443).
The spelling of 2130310321131 in words is "two trillion, one hundred thirty billion, three hundred ten million, three hundred twenty-one thousand, one hundred thirty-one".
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