klalalalala klalalalala
  • 05-09-2015
  • Mathematics
contestada

why is every number with a 5 in the ones place not prime

Respuesta :

AL2006
AL2006 AL2006
  • 05-09-2015
Well, not exactly EVERY one of them. The number ' 5 ' is a prime. But all the others are multiples of 5, so they're not primes.
Answer Link
TSO
TSO TSO
  • 05-09-2015
Every number that ends with a 5, besides 5, is not a prime number because it is divisible by 5. Prime numbers are only divisible by themselves and 1.
Answer Link

Otras preguntas

In what way did ancient Athens influence the framers of the United States Constitution?
write the number in two other forms 7.632
there are 27 campers. this is nine times as many as the number of counselors how many counselors are there
What did french aristocrats do in an effort to keep their privileges?
What is the scale factor of 5mm:1cm
When did Vasco DA Gama die
the distance to the nearest gas station is 2 4/5 kilometers. what is this distance written as a decimal?
you spend $46 on supplies to make wooden ornaments and plan to sell the ornaments for $8.50 each what is the number of ornaments that you must sell in order to
round 1045 to the nearest thousand
What are six different rectangles with a area of 64