Base | Representation |
---|---|
bin | 10110100011111000… |
… | …01110100111101100 |
3 | 1011021010011112200012 |
4 | 23101330032213230 |
5 | 144301203130020 |
6 | 5321513352352 |
7 | 606102446333 |
oct | 132174164754 |
9 | 34233145605 |
10 | 12112161260 |
11 | 5155aaa031 |
12 | 24204086b8 |
13 | 11b0475834 |
14 | 82c896d1a |
15 | 4ad5287c5 |
hex | 2d1f0e9ec |
12112161260 has 12 divisors (see below), whose sum is σ = 25435538688. Its totient is φ = 4844864496.
The previous prime is 12112161253. The next prime is 12112161317. The reversal of 12112161260 is 6216121121.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 302804012 + ... + 302804051.
It is an arithmetic number, because the mean of its divisors is an integer number (2119628224).
Almost surely, 212112161260 is an apocalyptic number.
12112161260 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
12112161260 is an abundant number, since it is smaller than the sum of its proper divisors (13323377428).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
12112161260 is a wasteful number, since it uses less digits than its factorization.
12112161260 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 605608072 (or 605608070 counting only the distinct ones).
The product of its (nonzero) digits is 288, while the sum is 23.
Adding to 12112161260 its reverse (6216121121), we get a palindrome (18328282381).
The spelling of 12112161260 in words is "twelve billion, one hundred twelve million, one hundred sixty-one thousand, two hundred sixty".
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