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68427958 = 2174742821
BaseRepresentation
bin1000001010000…
…10000010110110
311202202111111211
410011002002312
5120004143313
610442352034
71460425264
oct405020266
9152674454
1068427958
1135697a35
121aabb61a
131123b121
149133434
156019e3d
hex41420b6

68427958 has 16 divisors (see below), whose sum is σ = 110994624. Its totient is φ = 31515520.

The previous prime is 68427923. The next prime is 68427973. The reversal of 68427958 is 85972486.

It is a congruent number.

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, 19813 + ... + 23008.

It is an arithmetic number, because the mean of its divisors is an integer number (6937164).

Almost surely, 268427958 is an apocalyptic number.

68427958 is a deficient number, since it is larger than the sum of its proper divisors (42566666).

68427958 is a wasteful number, since it uses less digits than its factorization.

68427958 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42887.

The product of its digits is 967680, while the sum is 49.

The square root of 68427958 is about 8272.1193173213. The cubic root of 68427958 is about 409.0199833613.

The spelling of 68427958 in words is "sixty-eight million, four hundred twenty-seven thousand, nine hundred fifty-eight".

Divisors: 1 2 17 34 47 94 799 1598 42821 85642 727957 1455914 2012587 4025174 34213979 68427958