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68286602 = 2239373383
BaseRepresentation
bin1000001000111…
…11100010001010
311202111022121102
410010133202022
5114440132402
610435341402
71456266206
oct404374212
9152438542
1068286602
113560080a
121aa51862
13111bb997
1490d7b06
155edd102
hex411f88a

68286602 has 16 divisors (see below), whose sum is σ = 103403520. Its totient is φ = 33820752.

The previous prime is 68286557. The next prime is 68286611. The reversal of 68286602 is 20668286.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 178103 + ... + 178485.

It is an arithmetic number, because the mean of its divisors is an integer number (6462720).

Almost surely, 268286602 is an apocalyptic number.

68286602 is a deficient number, since it is larger than the sum of its proper divisors (35116918).

68286602 is a wasteful number, since it uses less digits than its factorization.

68286602 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 997.

The product of its (nonzero) digits is 55296, while the sum is 38.

The square root of 68286602 is about 8263.5707778175. The cubic root of 68286602 is about 408.7381429723.

The spelling of 68286602 in words is "sixty-eight million, two hundred eighty-six thousand, six hundred two".

Divisors: 1 2 239 373 383 478 746 766 89147 91537 142859 178294 183074 285718 34143301 68286602