Base | Representation |
---|---|
bin | 1100010010011100100… |
… | …0110110101110000100 |
3 | 202011220121202200210212 |
4 | 3010213020312232010 |
5 | 11424323131431322 |
6 | 240552124334552 |
7 | 21152334435434 |
oct | 3044710665604 |
9 | 664817680725 |
10 | 211110030212 |
11 | 81593121354 |
12 | 34ab83a4458 |
13 | 16ba4c8c853 |
14 | a3098342c4 |
15 | 57589ea0e2 |
hex | 3127236b84 |
211110030212 has 12 divisors (see below), whose sum is σ = 372831934860. Its totient is φ = 104586620256.
The previous prime is 211110030203. The next prime is 211110030217. The reversal of 211110030212 is 212030011112.
It can be written as a sum of positive squares in 2 ways, for example, as 128553799936 + 82556230276 = 358544^2 + 287326^2 .
It is a super-2 number, since 2×2111100302122 (a number of 23 digits) contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (211110030217) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 242098223 + ... + 242099094.
It is an arithmetic number, because the mean of its divisors is an integer number (31069327905).
Almost surely, 2211110030212 is an apocalyptic number.
It is an amenable number.
211110030212 is a deficient number, since it is larger than the sum of its proper divisors (161721904648).
211110030212 is a wasteful number, since it uses less digits than its factorization.
211110030212 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 484197430 (or 484197428 counting only the distinct ones).
The product of its (nonzero) digits is 24, while the sum is 14.
Adding to 211110030212 its reverse (212030011112), we get a palindrome (423140041324).
The spelling of 211110030212 in words is "two hundred eleven billion, one hundred ten million, thirty thousand, two hundred twelve".
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