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68006158103 = 1341127591291
BaseRepresentation
bin111111010101011110…
…111001111100010111
320111112110120202222102
4333111132321330113
52103234034024403
651124103552315
74625153543342
oct772536717427
9214473522872
1068006158103
1126928781154
121121b15b69b
13654a348250
143411cc1459
151b80567b88
hexfd57b9f17

68006158103 has 8 divisors (see below), whose sum is σ = 75023679696. Its totient is φ = 61243819200.

The previous prime is 68006158093. The next prime is 68006158153. The reversal of 68006158103 is 30185160086.

It is a happy number.

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 68006158103 - 218 = 68005895959 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 (68006158153) 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, 63795113 + ... + 63796178.

It is an arithmetic number, because the mean of its divisors is an integer number (9377959962).

Almost surely, 268006158103 is an apocalyptic number.

68006158103 is a deficient number, since it is larger than the sum of its proper divisors (7017521593).

68006158103 is a wasteful number, since it uses less digits than its factorization.

68006158103 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 127591345.

The product of its (nonzero) digits is 34560, while the sum is 38.

The spelling of 68006158103 in words is "sixty-eight billion, six million, one hundred fifty-eight thousand, one hundred three".

Divisors: 1 13 41 533 127591291 1658686783 5231242931 68006158103