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67208 = 2331271
BaseRepresentation
bin10000011010001000
310102012012
4100122020
54122313
61235052
7366641
oct203210
9112165
1067208
1146549
1232a88
132478b
141a6c8
1514da8
hex10688

67208 has 16 divisors (see below), whose sum is σ = 130560. Its totient is φ = 32400.

The previous prime is 67189. The next prime is 67211. The reversal of 67208 is 80276.

It is a plaindrome in base 13.

It is an unprimeable number.

67208 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a pernicious number, because its binary representation contains a prime number (5) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 113 + ... + 383.

It is an arithmetic number, because the mean of its divisors is an integer number (8160).

267208 is an apocalyptic number.

It is an amenable number.

67208 is a deficient number, since it is larger than the sum of its proper divisors (63352).

67208 is a wasteful number, since it uses less digits than its factorization.

67208 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 308 (or 304 counting only the distinct ones).

The product of its (nonzero) digits is 672, while the sum is 23.

The square root of 67208 is about 259.2450578121. The cubic root of 67208 is about 40.6574675361.

The spelling of 67208 in words is "sixty-seven thousand, two hundred eight".

Divisors: 1 2 4 8 31 62 124 248 271 542 1084 2168 8401 16802 33604 67208