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68283514 = 2133184719
BaseRepresentation
bin1000001000111…
…10110001111010
311202111011101001
410010132301322
5114440033024
610435315214
71456254205
oct404366172
9152434331
1068283514
11355a9462
121aa4bb0a
13111ba460
1490d693c
155edc244
hex411ec7a

68283514 has 16 divisors (see below), whose sum is σ = 113863680. Its totient is φ = 30498480.

The previous prime is 68283493. The next prime is 68283521. The reversal of 68283514 is 41538286.

It is a happy number.

It is an unprimeable number.

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, 41554 + ... + 43165.

It is an arithmetic number, because the mean of its divisors is an integer number (7116480).

Almost surely, 268283514 is an apocalyptic number.

68283514 is a deficient number, since it is larger than the sum of its proper divisors (45580166).

68283514 is a wasteful number, since it uses less digits than its factorization.

68283514 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 84765.

The product of its digits is 46080, while the sum is 37.

The square root of 68283514 is about 8263.3839315380. The cubic root of 68283514 is about 408.7319816739.

The spelling of 68283514 in words is "sixty-eight million, two hundred eighty-three thousand, five hundred fourteen".

Divisors: 1 2 13 26 31 62 403 806 84719 169438 1101347 2202694 2626289 5252578 34141757 68283514