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68141 is a prime number
BaseRepresentation
bin10000101000101101
310110110202
4100220231
54140031
61243245
7402443
oct205055
9113422
1068141
1147217
1233525
1325028
141ab93
15152cb
hex10a2d

68141 has 2 divisors, whose sum is σ = 68142. Its totient is φ = 68140.

The previous prime is 68113. The next prime is 68147. The reversal of 68141 is 14186.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 36100 + 32041 = 190^2 + 179^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-68141 is a prime.

It is a Chen prime.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 68141.

It is not a weakly prime, because it can be changed into another prime (68147) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 34070 + 34071.

It is an arithmetic number, because the mean of its divisors is an integer number (34071).

268141 is an apocalyptic number.

It is an amenable number.

68141 is a deficient number, since it is larger than the sum of its proper divisors (1).

68141 is an equidigital number, since it uses as much as digits as its factorization.

68141 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 192, while the sum is 20.

The square root of 68141 is about 261.0383113644. The cubic root of 68141 is about 40.8447429822.

Subtracting from 68141 its sum of digits (20), we obtain a square (68121 = 2612).

The spelling of 68141 in words is "sixty-eight thousand, one hundred forty-one".