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68095494173 = 764715035437
BaseRepresentation
bin111111011010110011…
…101100100000011101
320111202200200112000202
4333122303230200131
52103424421303143
651141014433245
74630320102350
oct773263544035
9214680615022
1068095494173
1126974149713
1211245062825
1365629c6c25
14341dad8297
151b88312ab8
hexfdacec81d

68095494173 has 8 divisors (see below), whose sum is σ = 77943710592. Its totient is φ = 58277349936.

The previous prime is 68095494167. The next prime is 68095494217. The reversal of 68095494173 is 37149459086.

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

It is a cyclic number.

It is not a de Polignac number, because 68095494173 - 216 = 68095428637 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (68095494143) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7513190 + ... + 7522247.

It is an arithmetic number, because the mean of its divisors is an integer number (9742963824).

Almost surely, 268095494173 is an apocalyptic number.

It is an amenable number.

68095494173 is a deficient number, since it is larger than the sum of its proper divisors (9848216419).

68095494173 is a wasteful number, since it uses less digits than its factorization.

68095494173 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15036091.

The product of its (nonzero) digits is 6531840, while the sum is 56.

The spelling of 68095494173 in words is "sixty-eight billion, ninety-five million, four hundred ninety-four thousand, one hundred seventy-three".

Divisors: 1 7 647 4529 15035437 105248059 9727927739 68095494173