Base | Representation |
---|---|
bin | 111000011111011000… |
… | …1000011110011101101 |
3 | 102121010110011211200021 |
4 | 1300332301003303231 |
5 | 3441421401213313 |
6 | 131421404002141 |
7 | 11523141053050 |
oct | 1607661036355 |
9 | 377113154607 |
10 | 121312132333 |
11 | 474a2599607 |
12 | 1b617230351 |
13 | b593cac632 |
14 | 5c2b704a97 |
15 | 325029078d |
hex | 1c3ec43ced |
121312132333 has 16 divisors (see below), whose sum is σ = 143483719680. Its totient is φ = 100353891456.
The previous prime is 121312132327. The next prime is 121312132367. The reversal of 121312132333 is 333231213121.
It is not a de Polignac number, because 121312132333 - 221 = 121310035181 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 121312132298 and 121312132307.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (121312132373) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 360916 + ... + 610642.
It is an arithmetic number, because the mean of its divisors is an integer number (8967732480).
Almost surely, 2121312132333 is an apocalyptic number.
It is an amenable number.
121312132333 is a deficient number, since it is larger than the sum of its proper divisors (22171587347).
121312132333 is a wasteful number, since it uses less digits than its factorization.
121312132333 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 252156.
The product of its digits is 1944, while the sum is 25.
Adding to 121312132333 its reverse (333231213121), we get a palindrome (454543345454).
The spelling of 121312132333 in words is "one hundred twenty-one billion, three hundred twelve million, one hundred thirty-two thousand, three hundred thirty-three".
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