Base | Representation |
---|---|
bin | 1001000110010111100011… |
… | …00011001111011101110100 |
3 | 2121211221100000102222022012 |
4 | 10203023301203033131310 |
5 | 10110321000103242322 |
6 | 110320245523423352 |
7 | 4133450464306016 |
oct | 443136143173564 |
9 | 77757300388265 |
10 | 20010010212212 |
11 | 641521a117699 |
12 | 22b20a7b24b58 |
13 | b21c22138527 |
14 | 4d26bd8bc1b6 |
15 | 24a78daaeae2 |
hex | 1232f18cf774 |
20010010212212 has 12 divisors (see below), whose sum is σ = 35017648344420. Its totient is φ = 10004967828096.
The previous prime is 20010010212187. The next prime is 20010010212217. The reversal of 20010010212212 is 21221201001002.
It can be written as a sum of positive squares in 2 ways, for example, as 11463953135716 + 8546057076496 = 3385846^2 + 2923364^2 .
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (20010010212217) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8093843 + ... + 10272794.
It is an arithmetic number, because the mean of its divisors is an integer number (2918137362035).
Almost surely, 220010010212212 is an apocalyptic number.
It is an amenable number.
20010010212212 is a deficient number, since it is larger than the sum of its proper divisors (15007638132208).
20010010212212 is a wasteful number, since it uses less digits than its factorization.
20010010212212 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 18639010 (or 18639008 counting only the distinct ones).
The product of its (nonzero) digits is 32, while the sum is 14.
Adding to 20010010212212 its reverse (21221201001002), we get a palindrome (41231211213214).
The spelling of 20010010212212 in words is "twenty trillion, ten billion, ten million, two hundred twelve thousand, two hundred twelve".
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