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173201 = 7109227
BaseRepresentation
bin101010010010010001
322210120212
4222102101
521020301
63413505
71320650
oct522221
9283525
10173201
11109146
1284295
1360ab2
1447197
15364bb
hex2a491

173201 has 8 divisors (see below), whose sum is σ = 200640. Its totient is φ = 146448.

The previous prime is 173191. The next prime is 173207. The reversal of 173201 is 102371.

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

It is a cyclic number.

It is not a de Polignac number, because 173201 - 26 = 173137 is a prime.

It is a Duffinian number.

It is a nialpdrome in base 8.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 173201.

It is not an unprimeable number, because it can be changed into a prime (173207) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 650 + ... + 876.

It is an arithmetic number, because the mean of its divisors is an integer number (25080).

2173201 is an apocalyptic number.

It is an amenable number.

173201 is a deficient number, since it is larger than the sum of its proper divisors (27439).

173201 is a wasteful number, since it uses less digits than its factorization.

173201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 343.

The product of its (nonzero) digits is 42, while the sum is 14.

The square root of 173201 is about 416.1742423553. The cubic root of 173201 is about 55.7421178370.

Adding to 173201 its reverse (102371), we get a palindrome (275572).

The spelling of 173201 in words is "one hundred seventy-three thousand, two hundred one", and thus it is an iban number.

Divisors: 1 7 109 227 763 1589 24743 173201