Base | Representation |
---|---|
bin | 101000110100011000110… |
… | …101010100011110111111 |
3 | 100221011021101100001000110 |
4 | 220310120311110132333 |
5 | 331424200222300012 |
6 | 5544340233401103 |
7 | 406441156636632 |
oct | 50643065243677 |
9 | 10834241301013 |
10 | 2805030275007 |
11 | 991674510654 |
12 | 393772b69193 |
13 | 17468970c81c |
14 | 99a9ad17c19 |
15 | 4ce72c0673c |
hex | 28d18d547bf |
2805030275007 has 8 divisors (see below), whose sum is σ = 3740143864576. Its totient is φ = 1869968434392.
The previous prime is 2805030274951. The next prime is 2805030275029. The reversal of 2805030275007 is 7005720305082.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 2805030275007 - 28 = 2805030274751 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2805030275057) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12810583 + ... + 13027704.
It is an arithmetic number, because the mean of its divisors is an integer number (467517983072).
Almost surely, 22805030275007 is an apocalyptic number.
2805030275007 is a deficient number, since it is larger than the sum of its proper divisors (935113589569).
2805030275007 is a wasteful number, since it uses less digits than its factorization.
2805030275007 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 25874477.
The product of its (nonzero) digits is 117600, while the sum is 39.
The spelling of 2805030275007 in words is "two trillion, eight hundred five billion, thirty million, two hundred seventy-five thousand, seven".
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