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208301 = 1712253
BaseRepresentation
bin110010110110101101
3101120201212
4302312231
523131201
64244205
71525202
oct626655
9346655
10208301
11132555
12a0665
1373a72
1455ca9
1541abb
hex32dad

208301 has 4 divisors (see below), whose sum is σ = 220572. Its totient is φ = 196032.

The previous prime is 208291. The next prime is 208309. The reversal of 208301 is 103802.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 133225 + 75076 = 365^2 + 274^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-208301 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (208309) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6110 + ... + 6143.

It is an arithmetic number, because the mean of its divisors is an integer number (55143).

2208301 is an apocalyptic number.

It is an amenable number.

208301 is a deficient number, since it is larger than the sum of its proper divisors (12271).

208301 is a wasteful number, since it uses less digits than its factorization.

208301 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12270.

The product of its (nonzero) digits is 48, while the sum is 14.

The square root of 208301 is about 456.4000438212. The cubic root of 208301 is about 59.2784880837.

The spelling of 208301 in words is "two hundred eight thousand, three hundred one".

Divisors: 1 17 12253 208301