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195201 = 3223241
BaseRepresentation
bin101111101010000001
3100220202200
4233222001
522221301
64103413
71442046
oct575201
9326680
10195201
11123726
1294b69
136ab06
14511cd
153cc86
hex2fa81

195201 has 18 divisors (see below), whose sum is σ = 301938. Its totient is φ = 121440.

The previous prime is 195197. The next prime is 195203. The reversal of 195201 is 102591.

195201 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 119025 + 76176 = 345^2 + 276^2 .

It is not a de Polignac number, because 195201 - 22 = 195197 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (195203) by changing a digit.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 4741 + ... + 4781.

2195201 is an apocalyptic number.

It is an amenable number.

195201 is a deficient number, since it is larger than the sum of its proper divisors (106737).

195201 is a wasteful number, since it uses less digits than its factorization.

195201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 93 (or 67 counting only the distinct ones).

The product of its (nonzero) digits is 90, while the sum is 18.

The square root of 195201 is about 441.8155723829. The cubic root of 195201 is about 58.0088175259.

Adding to 195201 its reverse (102591), we get a palindrome (297792).

The spelling of 195201 in words is "one hundred ninety-five thousand, two hundred one".

Divisors: 1 3 9 23 41 69 123 207 369 529 943 1587 2829 4761 8487 21689 65067 195201