Base | Representation |
---|---|
bin | 11110110000000101110… |
… | …010010111110000011110 |
3 | 21111000121000010120222200 |
4 | 132300011302113300132 |
5 | 234110334034001342 |
6 | 4254444511552330 |
7 | 305450405061513 |
oct | 36600562276036 |
9 | 7430530116880 |
10 | 2113221000222 |
11 | 745237188052 |
12 | 2a168152b6a6 |
13 | 124378173567 |
14 | 743cd76730a |
15 | 39e82c7094c |
hex | 1ec05c97c1e |
2113221000222 has 48 divisors (see below), whose sum is σ = 4727830728192. Its totient is φ = 681469724880.
The previous prime is 2113221000193. The next prime is 2113221000223. The reversal of 2113221000222 is 2220001223112.
2113221000222 is a `hidden beast` number, since 21 + 1 + 322 + 100 + 0 + 222 = 666.
It is a Harshad number since it is a multiple of its sum of digits (18).
It is a junction number, because it is equal to n+sod(n) for n = 2113221000195 and 2113221000204.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2113221000223) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1184193 + ... + 2372499.
It is an arithmetic number, because the mean of its divisors is an integer number (98496473504).
Almost surely, 22113221000222 is an apocalyptic number.
2113221000222 is an abundant number, since it is smaller than the sum of its proper divisors (2614609727970).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2113221000222 is a wasteful number, since it uses less digits than its factorization.
2113221000222 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1191533 (or 1191530 counting only the distinct ones).
The product of its (nonzero) digits is 192, while the sum is 18.
Adding to 2113221000222 its reverse (2220001223112), we get a palindrome (4333222223334).
The spelling of 2113221000222 in words is "two trillion, one hundred thirteen billion, two hundred twenty-one million, two hundred twenty-two", and thus it is an aban number.
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