Base | Representation |
---|---|
bin | 100000010011101010000… |
… | …100101110001101010011 |
3 | 21212020112200201020020011 |
4 | 200103222010232031103 |
5 | 242333311314343443 |
6 | 4415525211455351 |
7 | 316253616411400 |
oct | 40235204561523 |
9 | 7766480636204 |
10 | 2220130231123 |
11 | 786608700632 |
12 | 2ba339157557 |
13 | 131485227bbc |
14 | 796522772a7 |
15 | 3cb3d844b9d |
hex | 204ea12e353 |
2220130231123 has 12 divisors (see below), whose sum is σ = 2582687647200. Its totient is φ = 1902904535952.
The previous prime is 2220130231093. The next prime is 2220130231129. The reversal of 2220130231123 is 3211320310222.
It is a de Polignac number, because none of the positive numbers 2k-2220130231123 is a prime.
It is a super-2 number, since 2×22201302311232 (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 = 2220130231094 and 2220130231103.
It is not an unprimeable number, because it can be changed into a prime (2220130231129) 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, 731353 + ... + 2230501.
It is an arithmetic number, because the mean of its divisors is an integer number (215223970600).
Almost surely, 22220130231123 is an apocalyptic number.
2220130231123 is a deficient number, since it is larger than the sum of its proper divisors (362557416077).
2220130231123 is a wasteful number, since it uses less digits than its factorization.
2220130231123 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1529386 (or 1529379 counting only the distinct ones).
The product of its (nonzero) digits is 864, while the sum is 22.
Adding to 2220130231123 its reverse (3211320310222), we get a palindrome (5431450541345).
The spelling of 2220130231123 in words is "two trillion, two hundred twenty billion, one hundred thirty million, two hundred thirty-one thousand, one hundred twenty-three".
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