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68734095 = 354582273
BaseRepresentation
bin1000001100011…
…00110010001111
311210100001110020
410012030302033
5120043442340
610453113223
71463141643
oct406146217
9153301406
1068734095
1135886a41
121b028813
1311317581
1491b2c23
15607a9d0
hex418cc8f

68734095 has 8 divisors (see below), whose sum is σ = 109974576. Its totient is φ = 36658176.

The previous prime is 68734093. The next prime is 68734109. The reversal of 68734095 is 59043786.

It is a happy number.

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

It is not a de Polignac number, because 68734095 - 21 = 68734093 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (68734093) 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, 2291122 + ... + 2291151.

It is an arithmetic number, because the mean of its divisors is an integer number (13746822).

Almost surely, 268734095 is an apocalyptic number.

68734095 is a deficient number, since it is larger than the sum of its proper divisors (41240481).

68734095 is a wasteful number, since it uses less digits than its factorization.

68734095 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4582281.

The product of its (nonzero) digits is 181440, while the sum is 42.

The square root of 68734095 is about 8290.6028128237. The cubic root of 68734095 is about 409.6290418219.

The spelling of 68734095 in words is "sixty-eight million, seven hundred thirty-four thousand, ninety-five".

Divisors: 1 3 5 15 4582273 13746819 22911365 68734095