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12044369 = 71169639
BaseRepresentation
bin101101111100…
…100001010001
3211122220202202
4231330201101
511040404434
61110052545
7204242531
oct55744121
924586682
1012044369
116887127
12404a155
13265925c
1418574c1
1510cda7e
hexb7c851

12044369 has 4 divisors (see below), whose sum is σ = 12214080. Its totient is φ = 11874660.

The previous prime is 12044359. The next prime is 12044371. The reversal of 12044369 is 96344021.

12044369 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 96344021 = 227424423.

It is a cyclic number.

It is not a de Polignac number, because 12044369 - 24 = 12044353 is a prime.

It is a super-2 number, since 2×120443692 = 290133649216322, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12044359) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 84749 + ... + 84890.

It is an arithmetic number, because the mean of its divisors is an integer number (3053520).

Almost surely, 212044369 is an apocalyptic number.

It is an amenable number.

12044369 is a deficient number, since it is larger than the sum of its proper divisors (169711).

12044369 is an equidigital number, since it uses as much as digits as its factorization.

12044369 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 169710.

The product of its (nonzero) digits is 5184, while the sum is 29.

The square root of 12044369 is about 3470.4998199107. The cubic root of 12044369 is about 229.2246671631.

The spelling of 12044369 in words is "twelve million, forty-four thousand, three hundred sixty-nine".

Divisors: 1 71 169639 12044369