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208068 = 22372477
BaseRepresentation
bin110010110011000100
3101120102020
4302303010
523124233
64243140
71524420
oct626304
9346366
10208068
11132363
12a04b0
1373923
1455b80
15419b3
hex32cc4

208068 has 24 divisors (see below), whose sum is σ = 555072. Its totient is φ = 59424.

The previous prime is 208067. The next prime is 208073. The reversal of 208068 is 860802.

It is an Ulam number.

It is not an unprimeable number, because it can be changed into a prime (208067) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1155 + ... + 1322.

It is an arithmetic number, because the mean of its divisors is an integer number (23128).

2208068 is an apocalyptic number.

208068 is a gapful number since it is divisible by the number (28) formed by its first and last digit.

It is an amenable number.

208068 is an abundant number, since it is smaller than the sum of its proper divisors (347004).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

208068 is a wasteful number, since it uses less digits than its factorization.

208068 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2491 (or 2489 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 24.

The square root of 208068 is about 456.1447138793. The cubic root of 208068 is about 59.2563773869.

The spelling of 208068 in words is "two hundred eight thousand, sixty-eight".

Divisors: 1 2 3 4 6 7 12 14 21 28 42 84 2477 4954 7431 9908 14862 17339 29724 34678 52017 69356 104034 208068