Base | Representation |
---|---|
bin | 11001001010001… |
… | …11111010001000 |
3 | 112201010212120112 |
4 | 30211013322020 |
5 | 413012331222 |
6 | 32535413452 |
7 | 5141652233 |
oct | 1445077210 |
9 | 481125515 |
10 | 211058312 |
11 | a9156263 |
12 | 5a824288 |
13 | 3495979a |
14 | 2006041a |
15 | 137e0be2 |
hex | c947e88 |
211058312 has 8 divisors (see below), whose sum is σ = 395734350. Its totient is φ = 105529152.
The previous prime is 211058311. The next prime is 211058329. The reversal of 211058312 is 213850112.
It is a happy number.
It can be written as a sum of positive squares in only one way, i.e., 197852356 + 13205956 = 14066^2 + 3634^2 .
It is a tau number, because it is divible by the number of its divisors (8).
It is a super-2 number, since 2×2110583122 = 89091222128578688, which contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (211058311) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13191137 + ... + 13191152.
Almost surely, 2211058312 is an apocalyptic number.
It is an amenable number.
211058312 is a deficient number, since it is larger than the sum of its proper divisors (184676038).
211058312 is a wasteful number, since it uses less digits than its factorization.
211058312 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 26382295 (or 26382291 counting only the distinct ones).
The product of its (nonzero) digits is 480, while the sum is 23.
The square root of 211058312 is about 14527.8460894931. The cubic root of 211058312 is about 595.3890184850.
The spelling of 211058312 in words is "two hundred eleven million, fifty-eight thousand, three hundred twelve".
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