Base | Representation |
---|---|
bin | 1011100001110010011111… |
… | …0100101001111110111001 |
3 | 1122212201200200002002012211 |
4 | 2320130213310221332321 |
5 | 3130132114322332434 |
6 | 42542511305535121 |
7 | 2445514130330011 |
oct | 270344764517671 |
9 | 48781620062184 |
10 | 12675116605369 |
11 | 404753997a849 |
12 | 1508632aa44a1 |
13 | 70c34882c07a |
14 | 31b69c210c41 |
15 | 16ea9768a464 |
hex | b8727d29fb9 |
12675116605369 has 3 divisors (see below), whose sum is σ = 12675120165583. Its totient is φ = 12675113045156.
The previous prime is 12675116605343. The next prime is 12675116605373. The reversal of 12675116605369 is 96350661157621.
The square root of 12675116605369 is 3560213.
It is a perfect power (a square), and thus also a powerful number.
It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.
It can be written as a sum of positive squares in only one way, i.e., 6686387498025 + 5988729107344 = 2585805^2 + 2447188^2 .
It is not a de Polignac number, because 12675116605369 - 225 = 12675083050937 is a prime.
It is a super-2 number, since 2×126751166053692 (a number of 27 digits) contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (12675116605309) by changing a digit.
It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 1780107 + ... + 5340319.
Almost surely, 212675116605369 is an apocalyptic number.
12675116605369 is the 3560213-rd square number.
12675116605369 is the 1780107-th centered octagonal number.
It is an amenable number.
12675116605369 is a deficient number, since it is larger than the sum of its proper divisors (3560214).
12675116605369 is an frugal number, since it uses more digits than its factorization.
12675116605369 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 7120426 (or 3560213 counting only the distinct ones).
The product of its (nonzero) digits is 12247200, while the sum is 58.
The spelling of 12675116605369 in words is "twelve trillion, six hundred seventy-five billion, one hundred sixteen million, six hundred five thousand, three hundred sixty-nine".
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