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6663056741 = 11881687551
BaseRepresentation
bin1100011010010011…
…00010110101100101
3122012100201100112022
412031021202311211
5102121220303431
63021100232525
7324055022255
oct61511426545
918170640468
106663056741
11290a138170
12135b53b745
13822571a33
14472ccb965
1528ee5e07b
hex18d262d65

6663056741 has 8 divisors (see below), whose sum is σ = 7277050368. Its totient is φ = 6050440000.

The previous prime is 6663056723. The next prime is 6663056753. The reversal of 6663056741 is 1476503666.

6663056741 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

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

It is not a de Polignac number, because 6663056741 - 222 = 6658862437 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 6663056692 and 6663056701.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6663056941) 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, 334085 + ... + 353466.

It is an arithmetic number, because the mean of its divisors is an integer number (909631296).

Almost surely, 26663056741 is an apocalyptic number.

It is an amenable number.

6663056741 is a deficient number, since it is larger than the sum of its proper divisors (613993627).

6663056741 is a wasteful number, since it uses less digits than its factorization.

6663056741 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 688443.

The product of its (nonzero) digits is 544320, while the sum is 44.

The square root of 6663056741 is about 81627.5489096665. The cubic root of 6663056741 is about 1881.7322894164.

The spelling of 6663056741 in words is "six billion, six hundred sixty-three million, fifty-six thousand, seven hundred forty-one".

Divisors: 1 11 881 9691 687551 7563061 605732431 6663056741