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68283526 = 2172008339
BaseRepresentation
bin1000001000111…
…10110010000110
311202111011101111
410010132302012
5114440033101
610435315234
71456254223
oct404366206
9152434344
1068283526
11355a9473
121aa4bb1a
13111ba46c
1490d694a
155edc251
hex411ec86

68283526 has 8 divisors (see below), whose sum is σ = 108450360. Its totient is φ = 32133408.

The previous prime is 68283521. The next prime is 68283529. The reversal of 68283526 is 62538286.

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 (68283521) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 1004136 + ... + 1004203.

It is an arithmetic number, because the mean of its divisors is an integer number (13556295).

Almost surely, 268283526 is an apocalyptic number.

68283526 is a deficient number, since it is larger than the sum of its proper divisors (40166834).

68283526 is a wasteful number, since it uses less digits than its factorization.

68283526 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2008358.

The product of its digits is 138240, while the sum is 40.

The square root of 68283526 is about 8263.3846576327. The cubic root of 68283526 is about 408.7320056171.

The spelling of 68283526 in words is "sixty-eight million, two hundred eighty-three thousand, five hundred twenty-six".

Divisors: 1 2 17 34 2008339 4016678 34141763 68283526