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65068411388 = 2299716316051
BaseRepresentation
bin111100100110011000…
…010010100111111100
320012221201200210002112
4330212120102213330
52031230003131023
645520401513152
74462312241201
oct744630224774
9205851623075
1065068411388
1125660470602
121073b3427b8
13619c81c496
143213a81ca8
151a5c6be478
hexf266129fc

65068411388 has 12 divisors (see below), whose sum is σ = 113983939272. Its totient is φ = 32501571600.

The previous prime is 65068411357. The next prime is 65068411393. The reversal of 65068411388 is 88311486056.

It is a hoax number, since the sum of its digits (50) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8154038 + ... + 8162013.

It is an arithmetic number, because the mean of its divisors is an integer number (9498661606).

Almost surely, 265068411388 is an apocalyptic number.

It is an amenable number.

65068411388 is a deficient number, since it is larger than the sum of its proper divisors (48915527884).

65068411388 is a wasteful number, since it uses less digits than its factorization.

65068411388 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16317052 (or 16317050 counting only the distinct ones).

The product of its (nonzero) digits is 1105920, while the sum is 50.

The spelling of 65068411388 in words is "sixty-five billion, sixty-eight million, four hundred eleven thousand, three hundred eighty-eight".

Divisors: 1 2 4 997 1994 3988 16316051 32632102 65264204 16267102847 32534205694 65068411388