Base | Representation |
---|---|
bin | 10001011101100101101… |
… | …100011001100000010101 |
3 | 11020201102012111101120121 |
4 | 101131211230121200111 |
5 | 124130101003410310 |
6 | 2315135011431541 |
7 | 152461111546312 |
oct | 21354554314025 |
9 | 4221365441517 |
10 | 1200002013205 |
11 | 422a109416a6 |
12 | 17469a2b55b1 |
13 | 8920cb41158 |
14 | 4211a8cdd09 |
15 | 21334e870da |
hex | 11765b19815 |
1200002013205 has 8 divisors (see below), whose sum is σ = 1515792016800. Its totient is φ = 909475209936.
The previous prime is 1200002013157. The next prime is 1200002013277. The reversal of 1200002013205 is 5023102000021.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 1200002013205 - 211 = 1200002011157 is a prime.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6315799975 + ... + 6315800164.
It is an arithmetic number, because the mean of its divisors is an integer number (189474002100).
Almost surely, 21200002013205 is an apocalyptic number.
It is an amenable number.
1200002013205 is a deficient number, since it is larger than the sum of its proper divisors (315790003595).
1200002013205 is a wasteful number, since it uses less digits than its factorization.
1200002013205 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 12631600163.
The product of its (nonzero) digits is 120, while the sum is 16.
Adding to 1200002013205 its reverse (5023102000021), we get a palindrome (6223104013226).
The spelling of 1200002013205 in words is "one trillion, two hundred billion, two million, thirteen thousand, two hundred five".
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