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68774606 = 2211162973
BaseRepresentation
bin1000001100101…
…10101011001110
311210102010000122
410012112223032
5120101241411
610454024542
71463401025
oct406265316
9153363018
1068774606
113590441a
121b048152
131132cb44
1491c38bc
1560879db
hex4196ace

68774606 has 8 divisors (see below), whose sum is σ = 103651464. Its totient is φ = 34224120.

The previous prime is 68774603. The next prime is 68774609. The reversal of 68774606 is 60647786.

It is an interprime number because it is at equal distance from previous prime (68774603) and next prime (68774609).

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (68774603) 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 3 ways as a sum of consecutive naturals, for example, 81065 + ... + 81908.

It is an arithmetic number, because the mean of its divisors is an integer number (12956433).

Almost surely, 268774606 is an apocalyptic number.

68774606 is a deficient number, since it is larger than the sum of its proper divisors (34876858).

68774606 is a wasteful number, since it uses less digits than its factorization.

68774606 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 163186.

The product of its (nonzero) digits is 338688, while the sum is 44.

The square root of 68774606 is about 8293.0456407764. The cubic root of 68774606 is about 409.7095027294.

The spelling of 68774606 in words is "sixty-eight million, seven hundred seventy-four thousand, six hundred six".

Divisors: 1 2 211 422 162973 325946 34387303 68774606