Base | Representation |
---|---|
bin | 10110100100110101… |
… | …00101111111111101 |
3 | 1011021200010221212000 |
4 | 23102122211333331 |
5 | 144310222340331 |
6 | 5322400132513 |
7 | 606230221506 |
oct | 132232457775 |
9 | 34250127760 |
10 | 12120121341 |
11 | 515a546609 |
12 | 2423007139 |
13 | 11b2001a43 |
14 | 82d969bad |
15 | 4ae09c0e6 |
hex | 2d26a5ffd |
12120121341 has 16 divisors (see below), whose sum is σ = 18373312320. Its totient is φ = 7892171280.
The previous prime is 12120121333. The next prime is 12120121463. The reversal of 12120121341 is 14312102121.
12120121341 is a `hidden beast` number, since 121 + 201 + 2 + 1 + 341 = 666.
It is not a de Polignac number, because 12120121341 - 23 = 12120121333 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (12120121841) 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, 5218530 + ... + 5220851.
It is an arithmetic number, because the mean of its divisors is an integer number (1148332020).
Almost surely, 212120121341 is an apocalyptic number.
It is an amenable number.
12120121341 is a deficient number, since it is larger than the sum of its proper divisors (6253190979).
12120121341 is a wasteful number, since it uses less digits than its factorization.
12120121341 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 10439433 (or 10439427 counting only the distinct ones).
The product of its (nonzero) digits is 96, while the sum is 18.
Adding to 12120121341 its reverse (14312102121), we get a palindrome (26432223462).
The spelling of 12120121341 in words is "twelve billion, one hundred twenty million, one hundred twenty-one thousand, three hundred forty-one".
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