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68141079 = 327571231
BaseRepresentation
bin1000000111111…
…00000000010111
311202012220222200
410003330000113
5114421003304
610432255543
71455122016
oct403740027
9152186880
1068141079
1135511446
121a9a15b3
131116a686
14909aa7d
155eaee39
hex40fc017

68141079 has 6 divisors (see below), whose sum is σ = 98426016. Its totient is φ = 45427380.

The previous prime is 68141041. The next prime is 68141113. The reversal of 68141079 is 97014186.

It is not a de Polignac number, because 68141079 - 28 = 68140823 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (68141279) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 3785607 + ... + 3785624.

It is an arithmetic number, because the mean of its divisors is an integer number (16404336).

Almost surely, 268141079 is an apocalyptic number.

68141079 is a deficient number, since it is larger than the sum of its proper divisors (30284937).

68141079 is a wasteful number, since it uses less digits than its factorization.

68141079 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7571237 (or 7571234 counting only the distinct ones).

The product of its (nonzero) digits is 12096, while the sum is 36.

The square root of 68141079 is about 8254.7609898773. The cubic root of 68141079 is about 408.4475876679.

The spelling of 68141079 in words is "sixty-eight million, one hundred forty-one thousand, seventy-nine".

Divisors: 1 3 9 7571231 22713693 68141079