Base | Representation |
---|---|
bin | 111110111010101… |
… | …0010111001001110 |
3 | 12110010110011100120 |
4 | 1331311102321032 |
5 | 13310421414042 |
6 | 545252405410 |
7 | 103213151421 |
oct | 17565227116 |
9 | 5403404316 |
10 | 2111123022 |
11 | 993745a78 |
12 | 4ab016866 |
13 | 2784b3928 |
14 | 1605439b8 |
15 | c5512dec |
hex | 7dd52e4e |
2111123022 has 32 divisors (see below), whose sum is σ = 4451798400. Its totient is φ = 665571168.
The previous prime is 2111122999. The next prime is 2111123051. The reversal of 2111123022 is 2203211112.
It is a junction number, because it is equal to n+sod(n) for n = 2111122992 and 2111123010.
It is a congruent number.
It is an unprimeable number.
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 15 ways as a sum of consecutive naturals, for example, 55608 + ... + 85524.
It is an arithmetic number, because the mean of its divisors is an integer number (139118700).
Almost surely, 22111123022 is an apocalyptic number.
2111123022 is an abundant number, since it is smaller than the sum of its proper divisors (2340675378).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2111123022 is a wasteful number, since it uses less digits than its factorization.
2111123022 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 30560.
The product of its (nonzero) digits is 48, while the sum is 15.
The square root of 2111123022 is about 45946.9587894563. The cubic root of 2111123022 is about 1282.8361230037.
Adding to 2111123022 its reverse (2203211112), we get a palindrome (4314334134).
The spelling of 2111123022 in words is "two billion, one hundred eleven million, one hundred twenty-three thousand, twenty-two".
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