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3028308282805 = 513291606529593
BaseRepresentation
bin101100000100010101001…
…111010100110110110101
3101201111121000022001002211
4230010111033110312311
5344103433410022210
610235104032133421
7431534205455611
oct54042517246665
911644530261084
103028308282805
11a68331094623
1240aaa6397271
1318c7505887c0
14a67dc7b4341
1553b8eaa338a
hex2c1153d4db5

3028308282805 has 16 divisors (see below), whose sum is σ = 4048454576880. Its totient is φ = 2159175771648.

The previous prime is 3028308282803. The next prime is 3028308282809. The reversal of 3028308282805 is 5082828038203.

3028308282805 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 8 ways, for example, as 225091415844 + 2803216866961 = 474438^2 + 1674281^2 .

It is a cyclic number.

It is not a de Polignac number, because 3028308282805 - 21 = 3028308282803 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3028308282803) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 803262912 + ... + 803266681.

It is an arithmetic number, because the mean of its divisors is an integer number (253028411055).

Almost surely, 23028308282805 is an apocalyptic number.

It is an amenable number.

3028308282805 is a deficient number, since it is larger than the sum of its proper divisors (1020146294075).

3028308282805 is a wasteful number, since it uses less digits than its factorization.

3028308282805 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1606529640.

The product of its (nonzero) digits is 1474560, while the sum is 49.

The spelling of 3028308282805 in words is "three trillion, twenty-eight billion, three hundred eight million, two hundred eighty-two thousand, eight hundred five".

Divisors: 1 5 13 29 65 145 377 1885 1606529593 8032647965 20884884709 46589358197 104424423545 232946790985 605661656561 3028308282805