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68326010 = 2553137941
BaseRepresentation
bin1000001001010…
…01001001111010
311202120022122222
410010221021322
5114442413020
610440244042
71456522124
oct404511172
9152508588
1068326010
1135628385
121aa70622
13112038bc
149108214
155ee9b25
hex412927a

68326010 has 32 divisors (see below), whose sum is σ = 126356112. Its totient is φ = 26590720.

The previous prime is 68326007. The next prime is 68326021. The reversal of 68326010 is 1062386.

It can be written as a sum of positive squares in 8 ways, for example, as 44129449 + 24196561 = 6643^2 + 4919^2 .

It is a super-3 number, since 3×683260103 (a number of 24 digits) contains 333 as substring.

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 15 ways as a sum of consecutive naturals, for example, 72140 + ... + 73080.

Almost surely, 268326010 is an apocalyptic number.

68326010 is a deficient number, since it is larger than the sum of its proper divisors (58030102).

68326010 is a wasteful number, since it uses less digits than its factorization.

68326010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1138.

The product of its (nonzero) digits is 1728, while the sum is 26.

The square root of 68326010 is about 8265.9548752700. The cubic root of 68326010 is about 408.8167550510.

Adding to 68326010 its reverse (1062386), we get a palindrome (69388396).

The spelling of 68326010 in words is "sixty-eight million, three hundred twenty-six thousand, ten".

Divisors: 1 2 5 10 53 106 137 265 274 530 685 941 1370 1882 4705 7261 9410 14522 36305 49873 72610 99746 128917 249365 257834 498730 644585 1289170 6832601 13665202 34163005 68326010