Base | Representation |
---|---|
bin | 1001001001000011000111… |
… | …10101110101011001011011 |
3 | 2122011202002110000201102112 |
4 | 10210201203311311121123 |
5 | 10113323121213031021 |
6 | 110430442023022535 |
7 | 4143221215512110 |
oct | 444414365653133 |
9 | 78152073021375 |
10 | 20102122002011 |
11 | 6450297899705 |
12 | 2307b13b9aa4b |
13 | b2a811615a6a |
14 | 4d6d3b054907 |
15 | 24cd80531d5b |
hex | 124863d7565b |
20102122002011 has 32 divisors (see below), whose sum is σ = 24003531463680. Its totient is φ = 16470035568000.
The previous prime is 20102122001963. The next prime is 20102122002019. The reversal of 20102122002011 is 11020022120102.
It is a de Polignac number, because none of the positive numbers 2k-20102122002011 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (20102122002019) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 265824596 + ... + 265900206.
It is an arithmetic number, because the mean of its divisors is an integer number (750110358240).
Almost surely, 220102122002011 is an apocalyptic number.
20102122002011 is a deficient number, since it is larger than the sum of its proper divisors (3901409461669).
20102122002011 is a wasteful number, since it uses less digits than its factorization.
20102122002011 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 88715.
The product of its (nonzero) digits is 32, while the sum is 14.
Adding to 20102122002011 its reverse (11020022120102), we get a palindrome (31122144122113).
The spelling of 20102122002011 in words is "twenty trillion, one hundred two billion, one hundred twenty-two million, two thousand, eleven".
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