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8008080084805 = 56878292328509
BaseRepresentation
bin111010010001000011011…
…0001001100111101000101
31001100120020212111020110111
41310202012301030331011
52022201022000203210
625010510004153021
71454364455414623
oct164420661147505
931316225436414
108008080084805
11260823148a579
12a94029998771
1346120a8c7128
141d9843832513
15dd4964ce88a
hex74886c4cf45

8008080084805 has 8 divisors (see below), whose sum is σ = 9609714199800. Its totient is φ = 6406452002496.

The previous prime is 8008080084803. The next prime is 8008080084847. The reversal of 8008080084805 is 5084800808008.

It can be written as a sum of positive squares in 4 ways, for example, as 8561615841 + 7999518468964 = 92529^2 + 2828342^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 8008080084805 - 21 = 8008080084803 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8008080084803) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2274891 + ... + 4603399.

It is an arithmetic number, because the mean of its divisors is an integer number (1201214274975).

Almost surely, 28008080084805 is an apocalyptic number.

It is an amenable number.

8008080084805 is a deficient number, since it is larger than the sum of its proper divisors (1601634114995).

8008080084805 is a wasteful number, since it uses less digits than its factorization.

8008080084805 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3016343.

The product of its (nonzero) digits is 655360, while the sum is 49.

The spelling of 8008080084805 in words is "eight trillion, eight billion, eighty million, eighty-four thousand, eight hundred five".

Divisors: 1 5 687829 2328509 3439145 11642545 1601616016961 8008080084805