Base | Representation |
---|---|
bin | 11001010100000… |
… | …01110101000010 |
3 | 112210120012101102 |
4 | 30222001311002 |
5 | 413330003010 |
6 | 33023134402 |
7 | 5155616045 |
oct | 1452016502 |
9 | 483505342 |
10 | 212344130 |
11 | a9954319 |
12 | 5b144402 |
13 | 34cb9b1b |
14 | 202b6c5c |
15 | 13996ba5 |
hex | ca81d42 |
212344130 has 16 divisors (see below), whose sum is σ = 382705344. Its totient is φ = 84829680.
The previous prime is 212344103. The next prime is 212344151. The reversal of 212344130 is 31443212.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4982 + ... + 21201.
It is an arithmetic number, because the mean of its divisors is an integer number (23919084).
Almost surely, 2212344130 is an apocalyptic number.
212344130 is a deficient number, since it is larger than the sum of its proper divisors (170361214).
212344130 is a wasteful number, since it uses less digits than its factorization.
212344130 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 27001.
The product of its (nonzero) digits is 576, while the sum is 20.
The square root of 212344130 is about 14572.0324594752. The cubic root of 212344130 is about 596.5956557849.
Adding to 212344130 its reverse (31443212), we get a palindrome (243787342).
The spelling of 212344130 in words is "two hundred twelve million, three hundred forty-four thousand, one hundred thirty".
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