Base | Representation |
---|---|
bin | 1011000110110101010010… |
… | …1000111001110101111000 |
3 | 1121020110100010010012112221 |
4 | 2301231110220321311320 |
5 | 3100040200040000402 |
6 | 41550042035413424 |
7 | 2400201020363050 |
oct | 261552450716570 |
9 | 47213303105487 |
10 | 12212012031352 |
11 | 39890a3474a41 |
12 | 145292a154274 |
13 | 6a77844c6903 |
14 | 3030c9130560 |
15 | 1629e0be0337 |
hex | b1b54a39d78 |
12212012031352 has 32 divisors (see below), whose sum is σ = 26169287245920. Its totient is φ = 5233581434880.
The previous prime is 12212012031337. The next prime is 12212012031353. The reversal of 12212012031352 is 25313021021221.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (12212012031353) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 718149 + ... + 4993972.
It is an arithmetic number, because the mean of its divisors is an integer number (817790226435).
Almost surely, 212212012031352 is an apocalyptic number.
It is an amenable number.
12212012031352 is an abundant number, since it is smaller than the sum of its proper divisors (13957275214568).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
12212012031352 is a wasteful number, since it uses less digits than its factorization.
12212012031352 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 5750311 (or 5750307 counting only the distinct ones).
The product of its (nonzero) digits is 1440, while the sum is 25.
Adding to 12212012031352 its reverse (25313021021221), we get a palindrome (37525033052573).
The spelling of 12212012031352 in words is "twelve trillion, two hundred twelve billion, twelve million, thirty-one thousand, three hundred fifty-two".
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