Base | Representation |
---|---|
bin | 1011000001011111010001… |
… | …0101011011111001010101 |
3 | 1120220200100201100110221122 |
4 | 2300113310111123321111 |
5 | 3042034133203031010 |
6 | 41435535520053325 |
7 | 2360440622121026 |
oct | 260276425337125 |
9 | 46820321313848 |
10 | 12120202002005 |
11 | 395317006a029 |
12 | 1438b87164245 |
13 | 69bc126b2566 |
14 | 2dc899aa8c4d |
15 | 16041a9c8855 |
hex | b05f455be55 |
12120202002005 has 16 divisors (see below), whose sum is σ = 15176695680000. Its totient is φ = 9274531356288.
The previous prime is 12120202001983. The next prime is 12120202002017. The reversal of 12120202002005 is 50020020202121.
It is a cyclic number.
It is not a de Polignac number, because 12120202002005 - 28 = 12120202001749 is a prime.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 31186121 + ... + 31572369.
It is an arithmetic number, because the mean of its divisors is an integer number (948543480000).
Almost surely, 212120202002005 is an apocalyptic number.
It is an amenable number.
12120202002005 is a deficient number, since it is larger than the sum of its proper divisors (3056493677995).
12120202002005 is a wasteful number, since it uses less digits than its factorization.
12120202002005 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 659140.
The product of its (nonzero) digits is 160, while the sum is 17.
Adding to 12120202002005 its reverse (50020020202121), we get a palindrome (62140222204126).
The spelling of 12120202002005 in words is "twelve trillion, one hundred twenty billion, two hundred two million, two thousand, five".
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