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68070349198 = 2154322057793
BaseRepresentation
bin111111011001010011…
…110001100110001110
320111200221101000121101
4333121103301212032
52103402002133243
651134315453314
74626563264365
oct773123614616
9214627330541
1068070349198
1126960a34945
121123875723a
13655a731a47
14341a6307dc
151b85ee754d
hexfd94f198e

68070349198 has 8 divisors (see below), whose sum is σ = 102171701808. Its totient is φ = 34013115264.

The previous prime is 68070349163. The next prime is 68070349199. The reversal of 68070349198 is 89194307086.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (68070349199) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11025811 + ... + 11031982.

It is an arithmetic number, because the mean of its divisors is an integer number (12771462726).

Almost surely, 268070349198 is an apocalyptic number.

68070349198 is a deficient number, since it is larger than the sum of its proper divisors (34101352610).

68070349198 is a wasteful number, since it uses less digits than its factorization.

68070349198 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22059338.

The product of its (nonzero) digits is 2612736, while the sum is 55.

The spelling of 68070349198 in words is "sixty-eight billion, seventy million, three hundred forty-nine thousand, one hundred ninety-eight".

Divisors: 1 2 1543 3086 22057793 44115586 34035174599 68070349198