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8214201 = 323832383
BaseRepresentation
bin11111010101011010111001
3120110022202200
4133111122321
54100323301
6452020413
7126551052
oct37253271
916408680
108214201
1147004a6
122901709
131917a98
14113b729
15ac3c86
hex7d56b9

8214201 has 12 divisors (see below), whose sum is σ = 11900928. Its totient is φ = 5459544.

The previous prime is 8214181. The next prime is 8214209. The reversal of 8214201 is 1024128.

It is not a de Polignac number, because 8214201 - 25 = 8214169 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (8214209) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2256 + ... + 4638.

It is an arithmetic number, because the mean of its divisors is an integer number (991744).

Almost surely, 28214201 is an apocalyptic number.

It is an amenable number.

8214201 is a deficient number, since it is larger than the sum of its proper divisors (3686727).

8214201 is a wasteful number, since it uses less digits than its factorization.

8214201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2772 (or 2769 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 18.

The square root of 8214201 is about 2866.0427421795. The cubic root of 8214201 is about 201.7693098897.

Adding to 8214201 its reverse (1024128), we get a palindrome (9238329).

The spelling of 8214201 in words is "eight million, two hundred fourteen thousand, two hundred one".

Divisors: 1 3 9 383 1149 2383 3447 7149 21447 912689 2738067 8214201