Base | Representation |
---|---|
bin | 11001010011111… |
… | …10110111101011 |
3 | 112210112120202120 |
4 | 30221332313223 |
5 | 413324111021 |
6 | 33023002323 |
7 | 5155535523 |
oct | 1451766753 |
9 | 483476676 |
10 | 212332011 |
11 | a9946201 |
12 | 5b1393a3 |
13 | 34cb4458 |
14 | 202b2683 |
15 | 139932c6 |
hex | ca7edeb |
212332011 has 32 divisors (see below), whose sum is σ = 310007040. Its totient is φ = 128801664.
The previous prime is 212332007. The next prime is 212332019. The reversal of 212332011 is 110233212.
It is not a de Polignac number, because 212332011 - 22 = 212332007 is a prime.
It is not an unprimeable number, because it can be changed into a prime (212332019) by changing a digit.
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 31 ways as a sum of consecutive naturals, for example, 174441 + ... + 175653.
It is an arithmetic number, because the mean of its divisors is an integer number (9687720).
Almost surely, 2212332011 is an apocalyptic number.
212332011 is a deficient number, since it is larger than the sum of its proper divisors (97675029).
212332011 is a wasteful number, since it uses less digits than its factorization.
212332011 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1355.
The product of its (nonzero) digits is 72, while the sum is 15.
The square root of 212332011 is about 14571.6166227361. The cubic root of 212332011 is about 596.5843058435.
Adding to 212332011 its reverse (110233212), we get a palindrome (322565223).
The spelling of 212332011 in words is "two hundred twelve million, three hundred thirty-two thousand, eleven".
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