Base | Representation |
---|---|
bin | 10110111111010100… |
… | …01001010111000001 |
3 | 1011212011012220121200 |
4 | 23133222021113001 |
5 | 200234112132040 |
6 | 5400414211413 |
7 | 614565560115 |
oct | 133752112701 |
9 | 34764186550 |
10 | 12342302145 |
11 | 52639a9308 |
12 | 24854b3b69 |
13 | 1219053c84 |
14 | 851283745 |
15 | 4c3838630 |
hex | 2dfa895c1 |
12342302145 has 24 divisors (see below), whose sum is σ = 21397170600. Its totient is φ = 6581377536.
The previous prime is 12342302123. The next prime is 12342302173. The reversal of 12342302145 is 54120324321.
12342302145 is a `hidden beast` number, since 1 + 2 + 342 + 302 + 14 + 5 = 666.
It can be written as a sum of positive squares in 4 ways, for example, as 2115632016 + 10226670129 = 45996^2 + 101127^2 .
It is not a de Polignac number, because 12342302145 - 215 = 12342269377 is a prime.
It is an unprimeable number.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 266041 + ... + 308969.
It is an arithmetic number, because the mean of its divisors is an integer number (891548775).
Almost surely, 212342302145 is an apocalyptic number.
12342302145 is a gapful number since it is divisible by the number (15) formed by its first and last digit.
It is an amenable number.
12342302145 is a deficient number, since it is larger than the sum of its proper divisors (9054868455).
12342302145 is a wasteful number, since it uses less digits than its factorization.
12342302145 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 49329 (or 49326 counting only the distinct ones).
The product of its (nonzero) digits is 5760, while the sum is 27.
Adding to 12342302145 its reverse (54120324321), we get a palindrome (66462626466).
The spelling of 12342302145 in words is "twelve billion, three hundred forty-two million, three hundred two thousand, one hundred forty-five".
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