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8793440005 = 57318104553
BaseRepresentation
bin10000011000010000…
…10011111100000101
3211200211102000222011
420030020103330011
5121002110040010
64012321534221
7430624002220
oct101410237405
924624360864
108793440005
113802738699
121854aa4371
13aa1a3a14c
145d5c065b7
15366ec8a8a
hex20c213f05

8793440005 has 16 divisors (see below), whose sum is σ = 12448594944. Its totient is φ = 5835277440.

The previous prime is 8793439999. The next prime is 8793440041. The reversal of 8793440005 is 5000443978.

8793440005 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 8793440005 - 23 = 8793439997 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 8793440005.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4051192 + ... + 4053361.

It is an arithmetic number, because the mean of its divisors is an integer number (778037184).

Almost surely, 28793440005 is an apocalyptic number.

It is an amenable number.

8793440005 is a deficient number, since it is larger than the sum of its proper divisors (3655154939).

8793440005 is a wasteful number, since it uses less digits than its factorization.

8793440005 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8104596.

The product of its (nonzero) digits is 120960, while the sum is 40.

The square root of 8793440005 is about 93773.3437870272. The cubic root of 8793440005 is about 2064.0470918393.

The spelling of 8793440005 in words is "eight billion, seven hundred ninety-three million, four hundred forty thousand, five".

Divisors: 1 5 7 31 35 155 217 1085 8104553 40522765 56731871 251241143 283659355 1256205715 1758688001 8793440005