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14401441 = 45731513
BaseRepresentation
bin110110111011…
…111110100001
31000002200001201
4312323332201
512141321231
61232401201
7233260465
oct66737641
930080051
1014401441
11814701a
1249a6201
132ca3082
141cac4a5
1513e7161
hexdbbfa1

14401441 has 4 divisors (see below), whose sum is σ = 14433412. Its totient is φ = 14369472.

The previous prime is 14401421. The next prime is 14401459. The reversal of 14401441 is 14410441.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 14410441 = 17847673.

It can be written as a sum of positive squares in 2 ways, for example, as 4822416 + 9579025 = 2196^2 + 3095^2 .

It is a cyclic number.

It is not a de Polignac number, because 14401441 - 211 = 14399393 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (14401421) 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, 15300 + ... + 16213.

It is an arithmetic number, because the mean of its divisors is an integer number (3608353).

Almost surely, 214401441 is an apocalyptic number.

It is an amenable number.

14401441 is a deficient number, since it is larger than the sum of its proper divisors (31971).

14401441 is an equidigital number, since it uses as much as digits as its factorization.

14401441 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31970.

The product of its (nonzero) digits is 256, while the sum is 19.

The square root of 14401441 is about 3794.9230558735. The cubic root of 14401441 is about 243.2961947866.

Adding to 14401441 its reverse (14410441), we get a palindrome (28811882).

The spelling of 14401441 in words is "fourteen million, four hundred one thousand, four hundred forty-one".

Divisors: 1 457 31513 14401441