Base | Representation |
---|---|
bin | 11110100101110101000… |
… | …000101001100001101111 |
3 | 21102222011002011002010121 |
4 | 132211311000221201233 |
5 | 233420302220041421 |
6 | 4245423250545411 |
7 | 304610346060343 |
oct | 36456500514157 |
9 | 7388132132117 |
10 | 2102202112111 |
11 | 7405a2319352 |
12 | 29b507298267 |
13 | 12331036491a |
14 | 73a6617b623 |
15 | 39a3a6eed41 |
hex | 1e97502986f |
2102202112111 has 8 divisors (see below), whose sum is σ = 2176339817664. Its totient is φ = 2029289823360.
The previous prime is 2102202112093. The next prime is 2102202112147. The reversal of 2102202112111 is 1112112022012.
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 2102202112111 - 25 = 2102202112079 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2102202172111) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 306350710 + ... + 306357571.
It is an arithmetic number, because the mean of its divisors is an integer number (272042477208).
Almost surely, 22102202112111 is an apocalyptic number.
2102202112111 is a deficient number, since it is larger than the sum of its proper divisors (74137705553).
2102202112111 is an equidigital number, since it uses as much as digits as its factorization.
2102202112111 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 612708401.
The product of its (nonzero) digits is 32, while the sum is 16.
Adding to 2102202112111 its reverse (1112112022012), we get a palindrome (3214314134123).
Subtracting from 2102202112111 its reverse (1112112022012), we obtain a palindrome (990090090099).
The spelling of 2102202112111 in words is "two trillion, one hundred two billion, two hundred two million, one hundred twelve thousand, one hundred eleven".
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