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12043025 = 52481721
BaseRepresentation
bin101101111100…
…001100010001
3211122211220222
4231330030101
511040334100
61110042425
7204235601
oct55741421
924584828
1012043025
116886115
124049415
132658767
141856c01
1510cd485
hexb7c311

12043025 has 6 divisors (see below), whose sum is σ = 14933382. Its totient is φ = 9634400.

The previous prime is 12043001. The next prime is 12043027. The reversal of 12043025 is 52034021.

12043025 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 3 ways, for example, as 2202256 + 9840769 = 1484^2 + 3137^2 .

It is not a de Polignac number, because 12043025 - 28 = 12042769 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 12042994 and 12043012.

It is not an unprimeable number, because it can be changed into a prime (12043027) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 240836 + ... + 240885.

It is an arithmetic number, because the mean of its divisors is an integer number (2488897).

Almost surely, 212043025 is an apocalyptic number.

It is an amenable number.

12043025 is a deficient number, since it is larger than the sum of its proper divisors (2890357).

12043025 is an equidigital number, since it uses as much as digits as its factorization.

12043025 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 481731 (or 481726 counting only the distinct ones).

The product of its (nonzero) digits is 240, while the sum is 17.

The square root of 12043025 is about 3470.3061824571. The cubic root of 12043025 is about 229.2161406500.

Adding to 12043025 its reverse (52034021), we get a palindrome (64077046).

The spelling of 12043025 in words is "twelve million, forty-three thousand, twenty-five".

Divisors: 1 5 25 481721 2408605 12043025