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68775335 = 547292661
BaseRepresentation
bin1000001100101…
…10110110100111
311210102011000122
410012112312213
5120101302320
610454032155
71463403116
oct406266647
9153364018
1068775335
1135904a22
121b04865b
1311330285
1491c3c7d
156087d25
hex4196da7

68775335 has 8 divisors (see below), whose sum is σ = 84286656. Its totient is φ = 53849440.

The previous prime is 68775323. The next prime is 68775337. The reversal of 68775335 is 53357786.

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

It is not a de Polignac number, because 68775335 - 210 = 68774311 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (68775337) 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, 146096 + ... + 146565.

It is an arithmetic number, because the mean of its divisors is an integer number (10535832).

Almost surely, 268775335 is an apocalyptic number.

68775335 is a deficient number, since it is larger than the sum of its proper divisors (15511321).

68775335 is a wasteful number, since it uses less digits than its factorization.

68775335 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 292713.

The product of its digits is 529200, while the sum is 44.

The square root of 68775335 is about 8293.0895931492. The cubic root of 68775335 is about 409.7109503431.

The spelling of 68775335 in words is "sixty-eight million, seven hundred seventy-five thousand, three hundred thirty-five".

Divisors: 1 5 47 235 292661 1463305 13755067 68775335