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68229 = 337192
BaseRepresentation
bin10000101010000101
310110121000
4100222011
54140404
61243513
7402630
oct205205
9113530
1068229
1147297
1233599
1325095
141ac17
1515339
hex10a85

68229 has 24 divisors (see below), whose sum is σ = 121920. Its totient is φ = 36936.

The previous prime is 68227. The next prime is 68239. The reversal of 68229 is 92286.

It is not a de Polignac number, because 68229 - 21 = 68227 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

Its product of digits (1728) is a multiple of the sum of its prime factors (54).

It is a plaindrome in base 12.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (68227) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3582 + ... + 3600.

It is an arithmetic number, because the mean of its divisors is an integer number (5080).

268229 is an apocalyptic number.

It is an amenable number.

68229 is a deficient number, since it is larger than the sum of its proper divisors (53691).

68229 is a wasteful number, since it uses less digits than its factorization.

68229 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 54 (or 29 counting only the distinct ones).

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

The square root of 68229 is about 261.2068146125. The cubic root of 68229 is about 40.8623182609.

The spelling of 68229 in words is "sixty-eight thousand, two hundred twenty-nine".

Divisors: 1 3 7 9 19 21 27 57 63 133 171 189 361 399 513 1083 1197 2527 3249 3591 7581 9747 22743 68229