Base | Representation |
---|---|
bin | 101111001000010110… |
… | …1001011110111101100 |
3 | 100200020122020221011111 |
4 | 1132100231023313230 |
5 | 3124240233341022 |
6 | 114255100401404 |
7 | 10212061623136 |
oct | 1362055136754 |
9 | 320218227144 |
10 | 101212012012 |
11 | 39a185a6721 |
12 | 17747846264 |
13 | 970c94b507 |
14 | 4c81dda056 |
15 | 2975849477 |
hex | 1790b4bdec |
101212012012 has 12 divisors (see below), whose sum is σ = 180462927456. Its totient is φ = 49651175600.
The previous prime is 101212011997. The next prime is 101212012043. The reversal of 101212012012 is 210210212101.
It is a junction number, because it is equal to n+sod(n) for n = 101212011983 and 101212012001.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 238707364 + ... + 238707787.
It is an arithmetic number, because the mean of its divisors is an integer number (15038577288).
Almost surely, 2101212012012 is an apocalyptic number.
It is an amenable number.
101212012012 is a deficient number, since it is larger than the sum of its proper divisors (79250915444).
101212012012 is a wasteful number, since it uses less digits than its factorization.
101212012012 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 477415208 (or 477415206 counting only the distinct ones).
The product of its (nonzero) digits is 16, while the sum is 13.
Adding to 101212012012 its reverse (210210212101), we get a palindrome (311422224113).
The spelling of 101212012012 in words is "one hundred one billion, two hundred twelve million, twelve thousand, twelve".
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