Base | Representation |
---|---|
bin | 10110100110000010… |
… | …01001111101100000 |
3 | 1011022101011112110221 |
4 | 23103001021331200 |
5 | 144320314330422 |
6 | 5323400532424 |
7 | 606412153240 |
oct | 132301117540 |
9 | 34271145427 |
10 | 12130230112 |
11 | 5165220470 |
12 | 2426481114 |
13 | 11b4130c70 |
14 | 83103bb20 |
15 | 4aede73c7 |
hex | 2d3049f60 |
12130230112 has 96 divisors (see below), whose sum is σ = 32064609024. Its totient is φ = 4362508800.
The previous prime is 12130230103. The next prime is 12130230127. The reversal of 12130230112 is 21103203121.
It is a Harshad number since it is a multiple of its sum of digits (16).
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 157314 + ... + 221377.
It is an arithmetic number, because the mean of its divisors is an integer number (334006344).
Almost surely, 212130230112 is an apocalyptic number.
It is an amenable number.
12130230112 is an abundant number, since it is smaller than the sum of its proper divisors (19934378912).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
12130230112 is a wasteful number, since it uses less digits than its factorization.
12130230112 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 378732 (or 378724 counting only the distinct ones).
The product of its (nonzero) digits is 72, while the sum is 16.
Adding to 12130230112 its reverse (21103203121), we get a palindrome (33233433233).
It can be divided in two parts, 12130 and 230112, that added together give a palindrome (242242).
The spelling of 12130230112 in words is "twelve billion, one hundred thirty million, two hundred thirty thousand, one hundred twelve".
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