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12041449 = 73315197
BaseRepresentation
bin101101111011…
…110011101001
3211122202202121
4231323303221
511040311244
61110031241
7204231160
oct55736351
924582677
1012041449
116884a12
124048521
132657b24
1418563d7
1510ccc84
hexb7bce9

12041449 has 8 divisors (see below), whose sum is σ = 13805888. Its totient is φ = 10288080.

The previous prime is 12041411. The next prime is 12041473. The reversal of 12041449 is 94414021.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 12041449 - 219 = 11517161 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12041479) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 282 + ... + 4915.

It is an arithmetic number, because the mean of its divisors is an integer number (1725736).

Almost surely, 212041449 is an apocalyptic number.

It is an amenable number.

12041449 is a deficient number, since it is larger than the sum of its proper divisors (1764439).

12041449 is an equidigital number, since it uses as much as digits as its factorization.

12041449 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5535.

The product of its (nonzero) digits is 1152, while the sum is 25.

The square root of 12041449 is about 3470.0791057266. The cubic root of 12041449 is about 229.2061414901.

The spelling of 12041449 in words is "twelve million, forty-one thousand, four hundred forty-nine".

Divisors: 1 7 331 2317 5197 36379 1720207 12041449