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68241 = 323243
BaseRepresentation
bin10000101010010001
310110121110
4100222101
54140431
61243533
7402645
oct205221
9113543
1068241
11472a8
12335a9
13250a4
141ac25
1515346
hex10a91

68241 has 12 divisors (see below), whose sum is σ = 97328. Its totient is φ = 42504.

The previous prime is 68239. The next prime is 68261. The reversal of 68241 is 14286.

It is not a de Polignac number, because 68241 - 21 = 68239 is a prime.

It is a Duffinian number.

It is a Curzon number.

68241 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (68261) 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, 1566 + ... + 1608.

268241 is an apocalyptic number.

It is an amenable number.

68241 is a deficient number, since it is larger than the sum of its proper divisors (29087).

68241 is a wasteful number, since it uses less digits than its factorization.

68241 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 92 (or 69 counting only the distinct ones).

The product of its digits is 384, while the sum is 21.

The square root of 68241 is about 261.2297839068. The cubic root of 68241 is about 40.8647137187.

The spelling of 68241 in words is "sixty-eight thousand, two hundred forty-one".

Divisors: 1 3 23 43 69 129 529 989 1587 2967 22747 68241