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68755035 = 354583669
BaseRepresentation
bin1000001100100…
…01111001011011
311210101010011210
410012101321123
5120100130120
610453354203
71463256666
oct406217133
9153333153
1068755035
11358a0748
121b038963
1311323c6b
1491ba6dd
156081ce0
hex4191e5b

68755035 has 8 divisors (see below), whose sum is σ = 110008080. Its totient is φ = 36669344.

The previous prime is 68755013. The next prime is 68755039. The reversal of 68755035 is 53055786.

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 68755035 - 25 = 68755003 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 68754984 and 68755002.

It is not an unprimeable number, because it can be changed into a prime (68755039) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2291820 + ... + 2291849.

It is an arithmetic number, because the mean of its divisors is an integer number (13751010).

Almost surely, 268755035 is an apocalyptic number.

68755035 is a deficient number, since it is larger than the sum of its proper divisors (41253045).

68755035 is a wasteful number, since it uses less digits than its factorization.

68755035 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4583677.

The product of its (nonzero) digits is 126000, while the sum is 39.

The square root of 68755035 is about 8291.8655922537. The cubic root of 68755035 is about 409.6706357413.

The spelling of 68755035 in words is "sixty-eight million, seven hundred fifty-five thousand, thirty-five".

Divisors: 1 3 5 15 4583669 13751007 22918345 68755035