Base | Representation |
---|---|
bin | 1100010101111000001… |
… | …0001001110001100100 |
3 | 202021021210202211110122 |
4 | 3011132002021301210 |
5 | 11433214420121012 |
6 | 241223344341112 |
7 | 21214216635311 |
oct | 3053602116144 |
9 | 667253684418 |
10 | 212031020132 |
11 | 81a15a8a748 |
12 | 35114914798 |
13 | 16cc0a250b9 |
14 | a395c95d08 |
15 | 57ae7c0e72 |
hex | 315e089c64 |
212031020132 has 12 divisors (see below), whose sum is σ = 375524819376. Its totient is φ = 104738214600.
The previous prime is 212031020129. The next prime is 212031020183. The reversal of 212031020132 is 231020130212.
It is a super-3 number, since 3×2120310201323 (a number of 35 digits) contains 333 as substring.
It is a self number, because there is not a number n which added to its sum of digits gives 212031020132.
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, 319323494 + ... + 319324157.
It is an arithmetic number, because the mean of its divisors is an integer number (31293734948).
Almost surely, 2212031020132 is an apocalyptic number.
It is an amenable number.
212031020132 is a deficient number, since it is larger than the sum of its proper divisors (163493799244).
212031020132 is a wasteful number, since it uses less digits than its factorization.
212031020132 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 638647738 (or 638647736 counting only the distinct ones).
The product of its (nonzero) digits is 144, while the sum is 17.
Adding to 212031020132 its reverse (231020130212), we get a palindrome (443051150344).
The spelling of 212031020132 in words is "two hundred twelve billion, thirty-one million, twenty thousand, one hundred thirty-two".
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