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3212201 = 17188953
BaseRepresentation
bin1100010000001110101001
320001012022102
430100032221
51310242301
6152503145
736206006
oct14201651
96035272
103212201
1118a4413
1210aaab5
13886115
145d88ad
15436b6b
hex3103a9

3212201 has 4 divisors (see below), whose sum is σ = 3401172. Its totient is φ = 3023232.

The previous prime is 3212191. The next prime is 3212213. The reversal of 3212201 is 1022123.

Adding to 3212201 its reverse (1022123), we get a palindrome (4234324).

It is a happy number.

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 1392400 + 1819801 = 1180^2 + 1349^2 .

It is a cyclic number.

It is not a de Polignac number, because 3212201 - 214 = 3195817 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 (3212101) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 94460 + ... + 94493.

It is an arithmetic number, because the mean of its divisors is an integer number (850293).

Almost surely, 23212201 is an apocalyptic number.

It is an amenable number.

3212201 is a deficient number, since it is larger than the sum of its proper divisors (188971).

3212201 is a wasteful number, since it uses less digits than its factorization.

3212201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 188970.

The product of its (nonzero) digits is 24, while the sum is 11.

The square root of 3212201 is about 1792.2614206638. The cubic root of 3212201 is about 147.5483093698.

The spelling of 3212201 in words is "three million, two hundred twelve thousand, two hundred one".

Divisors: 1 17 188953 3212201