Base | Representation |
---|---|
bin | 1000010101111000010… |
… | …0000110001111011100 |
3 | 111200220122220121121200 |
4 | 2011132010012033130 |
5 | 4322000341200322 |
6 | 145500414355500 |
7 | 13232256232056 |
oct | 2053604061734 |
9 | 450818817550 |
10 | 143312053212 |
11 | 55861a107a9 |
12 | 23936abbb90 |
13 | 1068bb045b3 |
14 | 6d174648d6 |
15 | 3adb8a58ac |
hex | 215e1063dc |
143312053212 has 72 divisors (see below), whose sum is σ = 378098688240. Its totient is φ = 45726170880.
The previous prime is 143312053193. The next prime is 143312053219. The reversal of 143312053212 is 212350213341.
143312053212 is a `hidden beast` number, since 1 + 4 + 3 + 3 + 120 + 532 + 1 + 2 = 666.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (143312053219) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 837762 + ... + 994217.
It is an arithmetic number, because the mean of its divisors is an integer number (5251370670).
Almost surely, 2143312053212 is an apocalyptic number.
143312053212 is a gapful number since it is divisible by the number (12) formed by its first and last digit.
It is an amenable number.
143312053212 is an abundant number, since it is smaller than the sum of its proper divisors (234786635028).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
143312053212 is a wasteful number, since it uses less digits than its factorization.
143312053212 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1832083 (or 1832078 counting only the distinct ones).
The product of its (nonzero) digits is 4320, while the sum is 27.
Adding to 143312053212 its reverse (212350213341), we get a palindrome (355662266553).
The spelling of 143312053212 in words is "one hundred forty-three billion, three hundred twelve million, fifty-three thousand, two hundred twelve".
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