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14440012441 = 78233184577
BaseRepresentation
bin11010111001011000…
…10001101010011001
31101021100102122011121
431130230101222121
5214033120344231
610344511325241
71020560036431
oct153454215231
941240378147
1014440012441
116140013088
12296bb20821
13149181c87a
149adad52c1
15597a9c311
hex35cb11a99

14440012441 has 4 divisors (see below), whose sum is σ = 14440275252. Its totient is φ = 14439749632.

The previous prime is 14440012439. The next prime is 14440012471. The reversal of 14440012441 is 14421004441.

14440012441 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 an emirpimes, since its reverse is a distinct semiprime: 14421004441 = 19972467359.

It can be written as a sum of positive squares in 2 ways, for example, as 932691600 + 13507320841 = 30540^2 + 116221^2 .

It is a cyclic number.

It is not a de Polignac number, because 14440012441 - 21 = 14440012439 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (14440012471) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 14056 + ... + 170521.

It is an arithmetic number, because the mean of its divisors is an integer number (3610068813).

Almost surely, 214440012441 is an apocalyptic number.

It is an amenable number.

14440012441 is a deficient number, since it is larger than the sum of its proper divisors (262811).

14440012441 is an equidigital number, since it uses as much as digits as its factorization.

14440012441 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 262810.

The product of its (nonzero) digits is 2048, while the sum is 25.

Adding to 14440012441 its reverse (14421004441), we get a palindrome (28861016882).

The spelling of 14440012441 in words is "fourteen billion, four hundred forty million, twelve thousand, four hundred forty-one".

Divisors: 1 78233 184577 14440012441