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12283325 = 52491333
BaseRepresentation
bin101110110110…
…110110111101
3212010001112222
4232312312331
511121031300
61115135125
7206256305
oct56666675
925101488
1012283325
116a2a70a
1241444a5
132710c52
1418ba605
151129785
hexbb6dbd

12283325 has 6 divisors (see below), whose sum is σ = 15231354. Its totient is φ = 9826640.

The previous prime is 12283307. The next prime is 12283339. The reversal of 12283325 is 52338221.

It can be written as a sum of positive squares in 3 ways, for example, as 19321 + 12264004 = 139^2 + 3502^2 .

It is a de Polignac number, because none of the positive numbers 2k-12283325 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 12283294 and 12283303.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 245642 + ... + 245691.

It is an arithmetic number, because the mean of its divisors is an integer number (2538559).

Almost surely, 212283325 is an apocalyptic number.

It is an amenable number.

12283325 is a deficient number, since it is larger than the sum of its proper divisors (2948029).

12283325 is an equidigital number, since it uses as much as digits as its factorization.

12283325 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 491343 (or 491338 counting only the distinct ones).

The product of its digits is 2880, while the sum is 26.

The square root of 12283325 is about 3504.7574809108. The cubic root of 12283325 is about 230.7306631416.

The spelling of 12283325 in words is "twelve million, two hundred eighty-three thousand, three hundred twenty-five".

Divisors: 1 5 25 491333 2456665 12283325