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12200301 = 3550207
BaseRepresentation
bin101110100010…
…100101101101
3211221211200000
4232202211231
511110402201
61113254513
7205462251
oct56424555
924854600
1012200301
1169832a3
124104439
1326b2219
141898261
15110ed86
hexba296d

12200301 has 12 divisors (see below), whose sum is σ = 18275712. Its totient is φ = 8133372.

The previous prime is 12200297. The next prime is 12200303. The reversal of 12200301 is 10300221.

It is a happy number.

12200301 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 12200301 - 22 = 12200297 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (9).

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12200303) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 24861 + ... + 25346.

It is an arithmetic number, because the mean of its divisors is an integer number (1522976).

Almost surely, 212200301 is an apocalyptic number.

It is an amenable number.

12200301 is a deficient number, since it is larger than the sum of its proper divisors (6075411).

12200301 is an frugal number, since it uses more digits than its factorization.

12200301 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50222 (or 50210 counting only the distinct ones).

The product of its (nonzero) digits is 12, while the sum is 9.

The square root of 12200301 is about 3492.8929270735. The cubic root of 12200301 is about 230.2096450194.

Adding to 12200301 its reverse (10300221), we get a palindrome (22500522).

The spelling of 12200301 in words is "twelve million, two hundred thousand, three hundred one".

Divisors: 1 3 9 27 81 243 50207 150621 451863 1355589 4066767 12200301