Search a number
-
+
14280741 = 324213769
BaseRepresentation
bin110110011110…
…100000100101
3222212112111100
4312132200211
512123440431
61230030313
7232245546
oct66364045
928775440
1014280741
118074372
124948399
132c60157
141c7a4cd
1513c14e6
hexd9e825

14280741 has 12 divisors (see below), whose sum is σ = 20682220. Its totient is φ = 9495360.

The previous prime is 14280737. The next prime is 14280757. The reversal of 14280741 is 14708241.

14280741 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 2 ways, for example, as 4639716 + 9641025 = 2154^2 + 3105^2 .

It is not a de Polignac number, because 14280741 - 22 = 14280737 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14280781) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1905 + ... + 5673.

Almost surely, 214280741 is an apocalyptic number.

It is an amenable number.

14280741 is a deficient number, since it is larger than the sum of its proper divisors (6401479).

14280741 is a wasteful number, since it uses less digits than its factorization.

14280741 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4196 (or 4193 counting only the distinct ones).

The product of its (nonzero) digits is 1792, while the sum is 27.

The square root of 14280741 is about 3778.9867689633. The cubic root of 14280741 is about 242.6145899786.

Adding to 14280741 its reverse (14708241), we get a palindrome (28988982).

The spelling of 14280741 in words is "fourteen million, two hundred eighty thousand, seven hundred forty-one".

Divisors: 1 3 9 421 1263 3769 3789 11307 33921 1586749 4760247 14280741