Base | Representation |
---|---|
bin | 1111100011001… |
… | …10100000110000 |
3 | 100002110012120210 |
4 | 13301212200300 |
5 | 231343141222 |
6 | 20535504120 |
7 | 3142515126 |
oct | 761464060 |
9 | 302405523 |
10 | 130443312 |
11 | 676a4a9a |
12 | 37828040 |
13 | 210424bc |
14 | 13477916 |
15 | b6b9d0c |
hex | 7c66830 |
130443312 has 40 divisors (see below), whose sum is σ = 356803056. Its totient is φ = 40923136.
The previous prime is 130443311. The next prime is 130443337. The reversal of 130443312 is 213344031.
It is not an unprimeable number, because it can be changed into a prime (130443311) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 79113 + ... + 80744.
Almost surely, 2130443312 is an apocalyptic number.
130443312 is a gapful number since it is divisible by the number (12) formed by its first and last digit.
It is an amenable number.
130443312 is an abundant number, since it is smaller than the sum of its proper divisors (226359744).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
130443312 is a wasteful number, since it uses less digits than its factorization.
130443312 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 159885 (or 159879 counting only the distinct ones).
The product of its (nonzero) digits is 864, while the sum is 21.
The square root of 130443312 is about 11421.1782229330. The cubic root of 130443312 is about 507.1548764535.
Adding to 130443312 its reverse (213344031), we get a palindrome (343787343).
The spelling of 130443312 in words is "one hundred thirty million, four hundred forty-three thousand, three hundred twelve".
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