Base | Representation |
---|---|
bin | 1100010010000111011… |
… | …0000010111010010101 |
3 | 202011200102122022221211 |
4 | 3010201312002322111 |
5 | 11424132412311313 |
6 | 240535232541421 |
7 | 21150205501210 |
oct | 3044166027225 |
9 | 664612568854 |
10 | 211021213333 |
11 | 81547a78977 |
12 | 34a926b1871 |
13 | 16b8c763298 |
14 | a2dbb14777 |
15 | 5750d03e3d |
hex | 3121d82e95 |
211021213333 has 32 divisors (see below), whose sum is σ = 260627604480. Its totient is φ = 166742876160.
The previous prime is 211021213289. The next prime is 211021213343. The reversal of 211021213333 is 333312120112.
It is not a de Polignac number, because 211021213333 - 221 = 211019116181 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (211021213343) 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 31 ways as a sum of consecutive naturals, for example, 1674085 + ... + 1795717.
It is an arithmetic number, because the mean of its divisors is an integer number (8144612640).
Almost surely, 2211021213333 is an apocalyptic number.
It is an amenable number.
211021213333 is a deficient number, since it is larger than the sum of its proper divisors (49606391147).
211021213333 is a wasteful number, since it uses less digits than its factorization.
211021213333 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 121957.
The product of its (nonzero) digits is 648, while the sum is 22.
Adding to 211021213333 its reverse (333312120112), we get a palindrome (544333333445).
The spelling of 211021213333 in words is "two hundred eleven billion, twenty-one million, two hundred thirteen thousand, three hundred thirty-three".
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