Base | Representation |
---|---|
bin | 1001001001100100100111… |
… | …00010001010010001110011 |
3 | 2122020110111111121021120112 |
4 | 10210302103202022101303 |
5 | 10114121432104121321 |
6 | 110443014113131535 |
7 | 4144425612242204 |
oct | 444622342122163 |
9 | 78213444537515 |
10 | 20120102020211 |
11 | 6457984073486 |
12 | 230b4b1559bab |
13 | b2c41866b29b |
14 | 4d7b64d5d5ab |
15 | 24d583c8ea5b |
hex | 124c9388a473 |
20120102020211 has 8 divisors (see below), whose sum is σ = 20995035404544. Its totient is φ = 19245180830920.
The previous prime is 20120102020181. The next prime is 20120102020217. The reversal of 20120102020211 is 11202020102102.
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 20120102020211 - 210 = 20120102019187 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (20120102020217) by changing a digit.
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, 406010 + ... + 6356496.
It is an arithmetic number, because the mean of its divisors is an integer number (2624379425568).
Almost surely, 220120102020211 is an apocalyptic number.
20120102020211 is a deficient number, since it is larger than the sum of its proper divisors (874933384333).
20120102020211 is a wasteful number, since it uses less digits than its factorization.
20120102020211 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 6097521.
The product of its (nonzero) digits is 32, while the sum is 14.
Adding to 20120102020211 its reverse (11202020102102), we get a palindrome (31322122122313).
The spelling of 20120102020211 in words is "twenty trillion, one hundred twenty billion, one hundred two million, twenty thousand, two hundred eleven".
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