Base | Representation |
---|---|
bin | 111100001101101… |
… | …001110101110100 |
3 | 2121101220002122010 |
4 | 330031221311310 |
5 | 4032103242322 |
6 | 244124204220 |
7 | 34014443052 |
oct | 7415516564 |
9 | 2541802563 |
10 | 1010212212 |
11 | 479269429 |
12 | 242399670 |
13 | 1313a4509 |
14 | 982491d2 |
15 | 5da4c20c |
hex | 3c369d74 |
1010212212 has 12 divisors (see below), whose sum is σ = 2357161856. Its totient is φ = 336737400.
The previous prime is 1010212207. The next prime is 1010212237. The reversal of 1010212212 is 2122120101.
It is a tau number, because it is divible by the number of its divisors (12).
It is a Harshad number since it is a multiple of its sum of digits (12), and also a Moran number because the ratio is a prime number: 84184351 = 1010212212 / (1 + 0 + 1 + 0 + 2 + 1 + 2 + 2 + 1 + 2).
It is a congruent number.
It is an unprimeable number.
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 3 ways as a sum of consecutive naturals, for example, 42092164 + ... + 42092187.
Almost surely, 21010212212 is an apocalyptic number.
1010212212 is a gapful number since it is divisible by the number (12) formed by its first and last digit.
It is an amenable number.
1010212212 is an abundant number, since it is smaller than the sum of its proper divisors (1346949644).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1010212212 is a wasteful number, since it uses less digits than its factorization.
1010212212 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 84184358 (or 84184356 counting only the distinct ones).
The product of its (nonzero) digits is 16, while the sum is 12.
The square root of 1010212212 is about 31783.8357030740. The cubic root of 1010212212 is about 1003.3925482675.
Adding to 1010212212 its reverse (2122120101), we get a palindrome (3132332313).
The spelling of 1010212212 in words is "one billion, ten million, two hundred twelve thousand, two hundred twelve".
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