Base | Representation |
---|---|
bin | 111000010110101101… |
… | …1010001111000010100 |
3 | 102120101011202110102221 |
4 | 1300231123101320110 |
5 | 3440322412211012 |
6 | 131332452312124 |
7 | 11513006212264 |
oct | 1605533217024 |
9 | 376334673387 |
10 | 121021210132 |
11 | 47363355439 |
12 | 1b555912644 |
13 | b54893c714 |
14 | 5c00c157a4 |
15 | 3234976507 |
hex | 1c2d6d1e14 |
121021210132 has 12 divisors (see below), whose sum is σ = 213310767040. Its totient is φ = 60075276696.
The previous prime is 121021210117. The next prime is 121021210151. The reversal of 121021210132 is 231012120121.
It is a super-2 number, since 2×1210212101322 (a number of 23 digits) contains 22 as substring.
It is a congruent number.
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, 108831468 + ... + 108832579.
Almost surely, 2121021210132 is an apocalyptic number.
It is an amenable number.
121021210132 is a deficient number, since it is larger than the sum of its proper divisors (92289556908).
121021210132 is a wasteful number, since it uses less digits than its factorization.
121021210132 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 217664190 (or 217664188 counting only the distinct ones).
The product of its (nonzero) digits is 48, while the sum is 16.
Adding to 121021210132 its reverse (231012120121), we get a palindrome (352033330253).
The spelling of 121021210132 in words is "one hundred twenty-one billion, twenty-one million, two hundred ten thousand, one hundred thirty-two".
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