Base | Representation |
---|---|
bin | 11110101111001010001… |
… | …001000111110011011110 |
3 | 21110221000021012100012011 |
4 | 132233022021013303132 |
5 | 234101311401044410 |
6 | 4254201324101434 |
7 | 305413534403302 |
oct | 36571211076336 |
9 | 7427007170164 |
10 | 2112220331230 |
11 | 744873347689 |
12 | 2a144239487a |
13 | 124248a60a29 |
14 | 743368c3d02 |
15 | 39e24eab18a |
hex | 1ebca247cde |
2112220331230 has 64 divisors (see below), whose sum is σ = 3885397746048. Its totient is φ = 826563512320.
The previous prime is 2112220331201. The next prime is 2112220331233. The reversal of 2112220331230 is 321330222112.
It is a super-2 number, since 2×21122203312302 (a number of 25 digits) contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2112220331233) 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, 48449202 + ... + 48492778.
It is an arithmetic number, because the mean of its divisors is an integer number (60709339782).
Almost surely, 22112220331230 is an apocalyptic number.
2112220331230 is a deficient number, since it is larger than the sum of its proper divisors (1773177414818).
2112220331230 is a wasteful number, since it uses less digits than its factorization.
2112220331230 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 44181.
The product of its (nonzero) digits is 864, while the sum is 22.
Adding to 2112220331230 its reverse (321330222112), we get a palindrome (2433550553342).
The spelling of 2112220331230 in words is "two trillion, one hundred twelve billion, two hundred twenty million, three hundred thirty-one thousand, two hundred thirty".
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