Base | Representation |
---|---|
bin | 111110111100010… |
… | …1101111111011011 |
3 | 12110012010202101101 |
4 | 1331320231333123 |
5 | 13311134123233 |
6 | 545323532231 |
7 | 103223610001 |
oct | 17570557733 |
9 | 5405122341 |
10 | 2112020443 |
11 | 9941a9245 |
12 | 4ab38a077 |
13 | 278739250 |
14 | 1606d8a71 |
15 | c563dc7d |
hex | 7de2dfdb |
2112020443 has 8 divisors (see below), whose sum is σ = 2288105568. Its totient is φ = 1937881344.
The previous prime is 2112020441. The next prime is 2112020453. The reversal of 2112020443 is 3440202112.
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 2112020443 - 21 = 2112020441 is a prime.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 2112020443.
It is not an unprimeable number, because it can be changed into a prime (2112020441) 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 7 ways as a sum of consecutive naturals, for example, 484246 + ... + 488587.
It is an arithmetic number, because the mean of its divisors is an integer number (286013196).
Almost surely, 22112020443 is an apocalyptic number.
2112020443 is a deficient number, since it is larger than the sum of its proper divisors (176085125).
2112020443 is a wasteful number, since it uses less digits than its factorization.
2112020443 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 973013.
The product of its (nonzero) digits is 384, while the sum is 19.
The square root of 2112020443 is about 45956.7235886111. The cubic root of 2112020443 is about 1283.0178716077.
Adding to 2112020443 its reverse (3440202112), we get a palindrome (5552222555).
The spelling of 2112020443 in words is "two billion, one hundred twelve million, twenty thousand, four hundred forty-three".
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