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68370718 = 2132629643
BaseRepresentation
bin1000001001101…
…00000100011110
311202122120222211
410010310010132
5120000330333
610441231034
71460066353
oct404640436
9152576884
1068370718
1135658a29
121aa9247a
131121b060
14911a62a
156007ecd
hex413411e

68370718 has 8 divisors (see below), whose sum is σ = 110445048. Its totient is φ = 31555704.

The previous prime is 68370713. The next prime is 68370733. The reversal of 68370718 is 81707386.

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 (68370713) 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, 1314796 + ... + 1314847.

It is an arithmetic number, because the mean of its divisors is an integer number (13805631).

Almost surely, 268370718 is an apocalyptic number.

68370718 is a deficient number, since it is larger than the sum of its proper divisors (42074330).

68370718 is a wasteful number, since it uses less digits than its factorization.

68370718 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2629658.

The product of its (nonzero) digits is 56448, while the sum is 40.

The square root of 68370718 is about 8268.6587787863. The cubic root of 68370718 is about 408.9059031145.

The spelling of 68370718 in words is "sixty-eight million, three hundred seventy thousand, seven hundred eighteen".

Divisors: 1 2 13 26 2629643 5259286 34185359 68370718