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12333245 = 517373389
BaseRepresentation
bin101111000011…
…000010111101
3212012121000212
4233003002331
511124130440
61120202205
7206554661
oct57030275
925177025
1012333245
116a64171
124169365
13272a8a2
1418d08a1
151139465
hexbc30bd

12333245 has 16 divisors (see below), whose sum is σ = 15752880. Its totient is φ = 9237504.

The previous prime is 12333239. The next prime is 12333263. The reversal of 12333245 is 54233321.

It can be written as a sum of positive squares in 8 ways, for example, as 20164 + 12313081 = 142^2 + 3509^2 .

It is a cyclic number.

It is not a de Polignac number, because 12333245 - 28 = 12332989 is a prime.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 12333245.

It is a congruent number.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 31511 + ... + 31899.

It is an arithmetic number, because the mean of its divisors is an integer number (984555).

Almost surely, 212333245 is an apocalyptic number.

It is an amenable number.

12333245 is a deficient number, since it is larger than the sum of its proper divisors (3419635).

12333245 is a wasteful number, since it uses less digits than its factorization.

12333245 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 784.

The product of its digits is 2160, while the sum is 23.

The square root of 12333245 is about 3511.8720079183. The cubic root of 12333245 is about 231.0428073563.

Adding to 12333245 its reverse (54233321), we get a palindrome (66566566).

The spelling of 12333245 in words is "twelve million, three hundred thirty-three thousand, two hundred forty-five".

Divisors: 1 5 17 85 373 389 1865 1945 6341 6613 31705 33065 145097 725485 2466649 12333245