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8068895640351 = 3272131407447347
BaseRepresentation
bin111010101101010111110…
…1010001000101100011111
31001120101020012200120002200
41311122233222020230133
52024200044240442401
625054444404422543
71461646520204400
oct165325752105437
931511205616080
108068895640351
112630aaa262587
12aa39809a7a53
13466b802c2660
141dc77273d9a7
15ded5562d686
hex756afa88b1f

8068895640351 has 36 divisors (see below), whose sum is σ = 14600858788152. Its totient is φ = 4256120774304.

The previous prime is 8068895640259. The next prime is 8068895640361. The reversal of 8068895640351 is 1530465988608.

8068895640351 is a `hidden beast` number, since 8 + 0 + 68 + 8 + 9 + 564 + 0 + 3 + 5 + 1 = 666.

It is not a de Polignac number, because 8068895640351 - 211 = 8068895638303 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (63).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8068895640361) by changing a digit.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 703717941 + ... + 703729406.

It is an arithmetic number, because the mean of its divisors is an integer number (405579410782).

Almost surely, 28068895640351 is an apocalyptic number.

8068895640351 is a deficient number, since it is larger than the sum of its proper divisors (6531963147801).

8068895640351 is a wasteful number, since it uses less digits than its factorization.

8068895640351 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1407447380 (or 1407447370 counting only the distinct ones).

The product of its (nonzero) digits is 49766400, while the sum is 63.

The spelling of 8068895640351 in words is "eight trillion, sixty-eight billion, eight hundred ninety-five million, six hundred forty thousand, three hundred fifty-one".

Divisors: 1 3 7 9 13 21 39 49 63 91 117 147 273 441 637 819 1911 5733 1407447347 4222342041 9852131429 12667026123 18296815511 29556394287 54890446533 68964920003 88669182861 128077708577 164671339599 206894760009 384233125731 620684280027 896543960039 1152699377193 2689631880117 8068895640351