Base | Representation |
---|---|
bin | 1101000101101001… |
… | …00110101011010101 |
3 | 200010200220121221012 |
4 | 12202310212223111 |
5 | 103342311304242 |
6 | 3121125502005 |
7 | 336061451165 |
oct | 64264465325 |
9 | 20120817835 |
10 | 7026666197 |
11 | 2a86408351 |
12 | 1441271905 |
13 | 87c9b1665 |
14 | 4a92dc5a5 |
15 | 2b1d35282 |
hex | 1a2d26ad5 |
7026666197 has 2 divisors, whose sum is σ = 7026666198. Its totient is φ = 7026666196.
The previous prime is 7026666169. The next prime is 7026666211. The reversal of 7026666197 is 7916666207.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 6724984036 + 301682161 = 82006^2 + 17369^2 .
It is an emirp because it is prime and its reverse (7916666207) is a distict prime.
It is a cyclic number.
It is not a de Polignac number, because 7026666197 - 28 = 7026665941 is a prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (7026666397) 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 as a sum of consecutive naturals, namely, 3513333098 + 3513333099.
It is an arithmetic number, because the mean of its divisors is an integer number (3513333099).
Almost surely, 27026666197 is an apocalyptic number.
It is an amenable number.
7026666197 is a deficient number, since it is larger than the sum of its proper divisors (1).
7026666197 is an equidigital number, since it uses as much as digits as its factorization.
7026666197 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 1143072, while the sum is 50.
The square root of 7026666197 is about 83825.2121798687. The cubic root of 7026666197 is about 1915.3571809763.
The spelling of 7026666197 in words is "seven billion, twenty-six million, six hundred sixty-six thousand, one hundred ninety-seven".
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