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12042341 = 17241669
BaseRepresentation
bin101101111100…
…000001100101
3211122210222122
4231330001211
511040323331
61110035325
7204233603
oct55740145
924583878
1012042341
116885653
124048b45
13265835c
141856873
1510cd17b
hexb7c065

12042341 has 6 divisors (see below), whose sum is σ = 12792690. Its totient is φ = 11333696.

The previous prime is 12042319. The next prime is 12042343. The reversal of 12042341 is 14324021.

12042341 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 2709316 + 9333025 = 1646^2 + 3055^2 .

It is a de Polignac number, because none of the positive numbers 2k-12042341 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (17).

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12042343) 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, 20546 + ... + 21123.

It is an arithmetic number, because the mean of its divisors is an integer number (2132115).

Almost surely, 212042341 is an apocalyptic number.

It is an amenable number.

12042341 is a deficient number, since it is larger than the sum of its proper divisors (750349).

12042341 is an equidigital number, since it uses as much as digits as its factorization.

12042341 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41703 (or 41686 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 17.

The square root of 12042341 is about 3470.2076306757. The cubic root of 12042341 is about 229.2118010202.

Adding to 12042341 its reverse (14324021), we get a palindrome (26366362).

The spelling of 12042341 in words is "twelve million, forty-two thousand, three hundred forty-one".

Divisors: 1 17 289 41669 708373 12042341