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68095120 = 2453592371
BaseRepresentation
bin1000000111100…
…00110010010000
311202010120221111
410003300302100
5114413020440
610431303104
71454541022
oct403606220
9152116844
1068095120
113548a965
121a97aa94
1311152792
149088012
155ea14ea
hex40f0c90

68095120 has 40 divisors (see below), whose sum is σ = 158829120. Its totient is φ = 27150720.

The previous prime is 68095117. The next prime is 68095141. The reversal of 68095120 is 2159086.

It is a tau number, because it is divible by the number of its divisors (40).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 27535 + ... + 29905.

It is an arithmetic number, because the mean of its divisors is an integer number (3970728).

Almost surely, 268095120 is an apocalyptic number.

It is an amenable number.

68095120 is an abundant number, since it is smaller than the sum of its proper divisors (90734000).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

68095120 is a wasteful number, since it uses less digits than its factorization.

68095120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2743 (or 2737 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 31.

The square root of 68095120 is about 8251.9767328804. The cubic root of 68095120 is about 408.3557386938.

The spelling of 68095120 in words is "sixty-eight million, ninety-five thousand, one hundred twenty".

Divisors: 1 2 4 5 8 10 16 20 40 80 359 718 1436 1795 2371 2872 3590 4742 5744 7180 9484 11855 14360 18968 23710 28720 37936 47420 94840 189680 851189 1702378 3404756 4255945 6809512 8511890 13619024 17023780 34047560 68095120