Base | Representation |
---|---|
bin | 111111001011101… |
… | …1010000110111111 |
3 | 12110202021111002101 |
4 | 1332113122012333 |
5 | 13320214043341 |
6 | 550212205531 |
7 | 103352154616 |
oct | 17627320677 |
9 | 5422244071 |
10 | 2120065471 |
11 | 9987a3627 |
12 | 4b20098a7 |
13 | 27a2c5014 |
14 | 1617d087d |
15 | c61cc831 |
hex | 7e5da1bf |
2120065471 has 2 divisors, whose sum is σ = 2120065472. Its totient is φ = 2120065470.
The previous prime is 2120065399. The next prime is 2120065481. The reversal of 2120065471 is 1745600212.
It is a strong prime.
It is a cyclic number.
It is not a de Polignac number, because 2120065471 - 29 = 2120064959 is a prime.
It is a super-3 number, since 3×21200654713 (a number of 29 digits) contains 333 as substring.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (2120065481) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1060032735 + 1060032736.
It is an arithmetic number, because the mean of its divisors is an integer number (1060032736).
Almost surely, 22120065471 is an apocalyptic number.
2120065471 is a deficient number, since it is larger than the sum of its proper divisors (1).
2120065471 is an equidigital number, since it uses as much as digits as its factorization.
2120065471 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 3360, while the sum is 28.
The square root of 2120065471 is about 46044.1686970239. The cubic root of 2120065471 is about 1284.6448818089.
Adding to 2120065471 its reverse (1745600212), we get a palindrome (3865665683).
The spelling of 2120065471 in words is "two billion, one hundred twenty million, sixty-five thousand, four hundred seventy-one".
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