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68107376182 = 2172003158123
BaseRepresentation
bin111111011011100001…
…000001011000110110
320111210112001012002011
4333123201001120312
52103440442014212
651142121234434
74630523100646
oct773341013066
9214715035064
1068107376182
112697a92485a
1211249032a1a
1365652c72c1
14342150c526
151b893ad4a7
hexfdb841636

68107376182 has 8 divisors (see below), whose sum is σ = 108170538696. Its totient is φ = 32050529952.

The previous prime is 68107376171. The next prime is 68107376209. The reversal of 68107376182 is 28167370186.

It is a happy number.

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

It is a super-2 number, since 2×681073761822 (a number of 22 digits) contains 22 as substring.

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, 1001579028 + ... + 1001579095.

It is an arithmetic number, because the mean of its divisors is an integer number (13521317337).

Almost surely, 268107376182 is an apocalyptic number.

68107376182 is a deficient number, since it is larger than the sum of its proper divisors (40063162514).

68107376182 is a wasteful number, since it uses less digits than its factorization.

68107376182 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2003158142.

The product of its (nonzero) digits is 677376, while the sum is 49.

The spelling of 68107376182 in words is "sixty-eight billion, one hundred seven million, three hundred seventy-six thousand, one hundred eighty-two".

Divisors: 1 2 17 34 2003158123 4006316246 34053688091 68107376182