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68206 = 267509
BaseRepresentation
bin10000101001101110
310110120011
4100221232
54140311
61243434
7402565
oct205156
9113504
1068206
1147276
123357a
1325078
141abdc
1515321
hex10a6e

68206 has 8 divisors (see below), whose sum is σ = 104040. Its totient is φ = 33528.

The previous prime is 68171. The next prime is 68207. The reversal of 68206 is 60286.

It is a sphenic number, since it is the product of 3 distinct primes.

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 (68207) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 121 + ... + 388.

It is an arithmetic number, because the mean of its divisors is an integer number (13005).

268206 is an apocalyptic number.

68206 is a deficient number, since it is larger than the sum of its proper divisors (35834).

68206 is a wasteful number, since it uses less digits than its factorization.

68206 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 578.

The product of its (nonzero) digits is 576, while the sum is 22.

The square root of 68206 is about 261.1627844851. The cubic root of 68206 is about 40.8577261816.

The spelling of 68206 in words is "sixty-eight thousand, two hundred six".

Divisors: 1 2 67 134 509 1018 34103 68206