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68313411 = 3210373693
BaseRepresentation
bin1000001001001…
…10000101000011
311202112200101100
410010212011003
5114442012121
610440105443
71456440315
oct404460503
9152480340
1068313411
1135619971
121aa65283
13111cac4a
1491037b5
155ee6026
hex4126143

68313411 has 12 divisors (see below), whose sum is σ = 99634288. Its totient is φ = 45099504.

The previous prime is 68313407. The next prime is 68313439. The reversal of 68313411 is 11431386.

It is not a de Polignac number, because 68313411 - 22 = 68313407 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (68313451) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 35920 + ... + 37773.

Almost surely, 268313411 is an apocalyptic number.

68313411 is a deficient number, since it is larger than the sum of its proper divisors (31320877).

68313411 is a wasteful number, since it uses less digits than its factorization.

68313411 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 73802 (or 73799 counting only the distinct ones).

The product of its digits is 1728, while the sum is 27.

The square root of 68313411 is about 8265.1927382246. The cubic root of 68313411 is about 408.7916255339.

Adding to 68313411 its reverse (11431386), we get a palindrome (79744797).

The spelling of 68313411 in words is "sixty-eight million, three hundred thirteen thousand, four hundred eleven".

Divisors: 1 3 9 103 309 927 73693 221079 663237 7590379 22771137 68313411