Base | Representation |
---|---|
bin | 10110110000110001… |
… | …01111101101100011 |
3 | 1011112122122120022120 |
4 | 23120120233231203 |
5 | 200011344101011 |
6 | 5340335235323 |
7 | 611554560114 |
oct | 133030575543 |
9 | 34478576276 |
10 | 12220300131 |
11 | 520104a3a6 |
12 | 2450678b43 |
13 | 11c99a8a30 |
14 | 83cda620b |
15 | 4b7c89a06 |
hex | 2d862fb63 |
12220300131 has 16 divisors (see below), whose sum is σ = 18310016256. Its totient is φ = 7193219616.
The previous prime is 12220300121. The next prime is 12220300133. The reversal of 12220300131 is 13100302221.
It is not a de Polignac number, because 12220300131 - 27 = 12220300003 is a prime.
It is a super-2 number, since 2×122203001312 (a number of 21 digits) contains 22 as substring.
It is a self number, because there is not a number n which added to its sum of digits gives 12220300131.
It is not an unprimeable number, because it can be changed into a prime (12220300133) by changing a digit.
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 15 ways as a sum of consecutive naturals, for example, 6810865 + ... + 6812658.
It is an arithmetic number, because the mean of its divisors is an integer number (1144376016).
Almost surely, 212220300131 is an apocalyptic number.
12220300131 is a deficient number, since it is larger than the sum of its proper divisors (6089716125).
12220300131 is a wasteful number, since it uses less digits than its factorization.
12220300131 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 13623562.
The product of its (nonzero) digits is 72, while the sum is 15.
Adding to 12220300131 its reverse (13100302221), we get a palindrome (25320602352).
The spelling of 12220300131 in words is "twelve billion, two hundred twenty million, three hundred thousand, one hundred thirty-one".
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