Search a number
-
+
14049025 = 52561961
BaseRepresentation
bin110101100101…
…111100000001
3222102202122021
4311211330001
512044032100
61221041441
7230262154
oct65457401
928382567
1014049025
117a26271
124856281
132bab843
141c19c9b
151377a1a
hexd65f01

14049025 has 6 divisors (see below), whose sum is σ = 17420822. Its totient is φ = 11239200.

The previous prime is 14049023. The next prime is 14049043. The reversal of 14049025 is 52094041.

14049025 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 3 ways, for example, as 1521 + 14047504 = 39^2 + 3748^2 .

It is not a de Polignac number, because 14049025 - 21 = 14049023 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (25), and also a Moran number because the ratio is a prime number: 561961 = 14049025 / (1 + 4 + 0 + 4 + 9 + 0 + 2 + 5).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (14049023) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 280956 + ... + 281005.

Almost surely, 214049025 is an apocalyptic number.

It is an amenable number.

14049025 is a deficient number, since it is larger than the sum of its proper divisors (3371797).

14049025 is an equidigital number, since it uses as much as digits as its factorization.

14049025 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 561971 (or 561966 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 25.

The square root of 14049025 is about 3748.2029027255. The cubic root of 14049025 is about 241.2952253979.

The spelling of 14049025 in words is "fourteen million, forty-nine thousand, twenty-five".

Divisors: 1 5 25 561961 2809805 14049025