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68275178710 = 256827517871
BaseRepresentation
bin111111100101100001…
…001000110011010110
320112020012210102212121
4333211201020303112
52104311421204320
651210514010154
74634631305104
oct774541106326
9215205712777
1068275178710
1126a56616332
121129527695a
136590cba33b
14343990cc74
151b98ea78aa
hexfe5848cd6

68275178710 has 8 divisors (see below), whose sum is σ = 122895321696. Its totient is φ = 27310071480.

The previous prime is 68275178687. The next prime is 68275178743. The reversal of 68275178710 is 1787157286.

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

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, 3413758926 + ... + 3413758945.

It is an arithmetic number, because the mean of its divisors is an integer number (15361915212).

Almost surely, 268275178710 is an apocalyptic number.

68275178710 is a deficient number, since it is larger than the sum of its proper divisors (54620142986).

68275178710 is a wasteful number, since it uses less digits than its factorization.

68275178710 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6827517878.

The product of its (nonzero) digits is 1317120, while the sum is 52.

The spelling of 68275178710 in words is "sixty-eight billion, two hundred seventy-five million, one hundred seventy-eight thousand, seven hundred ten".

Divisors: 1 2 5 10 6827517871 13655035742 34137589355 68275178710