Base | Representation |
---|---|
bin | 11110101000100011101… |
… | …010011111000110000011 |
3 | 21110020201021211210211221 |
4 | 132220203222133012003 |
5 | 233442302333040021 |
6 | 4251030123215511 |
7 | 305043066303055 |
oct | 36504352370603 |
9 | 7406637753757 |
10 | 2105132315011 |
11 | 741866347140 |
12 | 29bba4677597 |
13 | 12368944baab |
14 | 73c633b58d5 |
15 | 39b5caa8241 |
hex | 1ea23a9f183 |
2105132315011 has 32 divisors (see below), whose sum is σ = 2446459200000. Its totient is φ = 1792518266880.
The previous prime is 2105132315009. The next prime is 2105132315063. The reversal of 2105132315011 is 1105132315012.
It is not a de Polignac number, because 2105132315011 - 21 = 2105132315009 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (2105132315411) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3561865 + ... + 4110613.
It is an arithmetic number, because the mean of its divisors is an integer number (76451850000).
Almost surely, 22105132315011 is an apocalyptic number.
2105132315011 is a deficient number, since it is larger than the sum of its proper divisors (341326884989).
2105132315011 is a wasteful number, since it uses less digits than its factorization.
2105132315011 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 549099.
The product of its (nonzero) digits is 900, while the sum is 25.
Subtracting from 2105132315011 its reverse (1105132315012), we obtain a palindrome (999999999999).
The spelling of 2105132315011 in words is "two trillion, one hundred five billion, one hundred thirty-two million, three hundred fifteen thousand, eleven".
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