Do you think you know everything about the number 25? Here you can test your knowledge about this number, and find out if they are correct, or if you still had things to know about the number 25. Do not know what can be useful to know the characteristics of the number 25? Think about how many times you use numbers in your daily life, surely there are more than you thought. Knowing more about the number 25 will help you take advantage of all that this number can offer you.

25 is a natural number (hence integer, rational and real) of 2 digits that follows 24 and precedes 26.

25 is an even number, since it is divisible by 2.

The number 25 is a unique number, with its own characteristics that, for some reason, has caught your attention. It is logical, we use numbers every day, in multiple ways and almost without realizing it, but knowing more about the number 25 can help you benefit from that knowledge, and be of great use. If you keep reading, we will give you all the facts you need to know about the number 25, you will see how many of them you already knew, but we are sure you will also discover some new ones.

Number 25 in English is written astwenty-five

The number 25 is pronounced digit by digit as (2) two (5) five.

The number 25 has 3 divisors, they are as follows:

The sum of its divisors, excluding the number itself is 6, so it is a defective number and its abundance is -19The factorization into prime factors of 25 is:

5^{2}

The square root of 25 is. 5

The square of 25, the result of multiplying 25*25 is. 625

The decimal number 25 into binary numbers is.11001

The decimal number 25 in octal numbers is31

The decimal number 25 in hexadecimal numbers is19

The neperian or natural logarithm of 25 is.3.2188758248682

The base 10 logarithm of 25 is1.397940008672

The sine of 25 radians is.-0.13235175009777

The cosine of 25 radians is. 0.99120281186347

The tangent of 25 radians is.-0.13352640702154

Surely there are many things about the number 25 that you already knew, others you have discovered on this website. Your curiosity about the number 25 says a lot about you. That you have researched to know in depth the properties of the number 25 means that you are a person interested in understanding your surroundings. Numbers are the alphabet with which mathematics is written, and mathematics is the language of the universe. To know more about the number 25 is to know the universe better. On this page we have for you many facts about numbers that, properly applied, can help you exploit all the potential that the number 25 has to explain what surrounds us..