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68070801398 = 2107318087857
BaseRepresentation
bin111111011001010101…
…011111111111110110
320111200222012222220112
4333121111133333312
52103402111121043
651134333303022
74626600156635
oct773125377766
9214628188815
1068070801398
1126961213666
1211238934a72
13655a85c812
14341a70b51c
151b86086518
hexfd955fff6

68070801398 has 8 divisors (see below), whose sum is σ = 103060465992. Its totient is φ = 33717312736.

The previous prime is 68070801373. The next prime is 68070801419. The reversal of 68070801398 is 89310807086.

It is a happy number.

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

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 159043715 + ... + 159044142.

It is an arithmetic number, because the mean of its divisors is an integer number (12882558249).

Almost surely, 268070801398 is an apocalyptic number.

68070801398 is a deficient number, since it is larger than the sum of its proper divisors (34989664594).

68070801398 is a wasteful number, since it uses less digits than its factorization.

68070801398 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 318087966.

The product of its (nonzero) digits is 580608, while the sum is 50.

The spelling of 68070801398 in words is "sixty-eight billion, seventy million, eight hundred one thousand, three hundred ninety-eight".

Divisors: 1 2 107 214 318087857 636175714 34035400699 68070801398