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65068384 = 2517119611
BaseRepresentation
bin1111100000110…
…1110101100000
311112102211001011
43320031311200
5113124142014
610242350304
71420033513
oct370156540
9145384034
1065068384
1133802927
121995b394
1310632c04
1488dad7a
155aa47c4
hex3e0dd60

65068384 has 24 divisors (see below), whose sum is σ = 135640008. Its totient is φ = 30620160.

The previous prime is 65068379. The next prime is 65068387. The reversal of 65068384 is 48386056.

65068384 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (65068387) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 59262 + ... + 60349.

It is an arithmetic number, because the mean of its divisors is an integer number (5651667).

Almost surely, 265068384 is an apocalyptic number.

It is an amenable number.

65068384 is an abundant number, since it is smaller than the sum of its proper divisors (70571624).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

65068384 is a wasteful number, since it uses less digits than its factorization.

65068384 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 119638 (or 119630 counting only the distinct ones).

The product of its (nonzero) digits is 138240, while the sum is 40.

The square root of 65068384 is about 8066.4976290829. The cubic root of 65068384 is about 402.2135281379.

The spelling of 65068384 in words is "sixty-five million, sixty-eight thousand, three hundred eighty-four".

Divisors: 1 2 4 8 16 17 32 34 68 136 272 544 119611 239222 478444 956888 1913776 2033387 3827552 4066774 8133548 16267096 32534192 65068384