0
A Prime number is a number with two and only two factors: 1 (also known as unity) and itself. A composite number is a number with more than two factors; in other words, it has at least one factor besides 1 and itself.
647 does not have factors other than 1 and itself, so it is a prime number.
Still curious? Ask our experts.
Chat with our AI personalities
CoachSuccess isn't just about winning—it's about vision, patience, and playing the long game.
Chat with Coach
RossEvery question is just a happy little opportunity.
Chat with Ross
DevinI've poured enough drinks to know that people don't always want advice—they just want to talk.
Chat with DevinAdd your answer:
Earn +20 ptsQ: Is 647 a prime number or a composite number?
Write your answer...
Submit
Still have questions?
Continue Learning about Math & Arithmetic
Is 163 prime or composite?
The number is not COMPOSITE. Instead, it is a prime number.
Is 432 composite or a prime number?
Composite (the only even number that is prime is2).
Is the number 36 prime or composite?
Composite
What is neither a prime nor a composite number?
It is 1 that is neither a prime or a composite number The number 1 is neither prime nor composite.
What are the prime factors of a composite prime number?
There is not such a thing as a composite prime number. A prime number has exactly two factors. A composite number has more than two factors.
Trending Questions
How do you convert numbers in to scientific notation?
What are the multiples of14?
What is the slope of a line that is perpendicular to a line with slope of 3 over 5?
Cardholder Luke Debrasi used his Government Purchase Card to purchase one dozen fish hooks for his underwater research When he received his shipment from the vendor the box contained two dozen fishh?
What was last Tuesday's date?
What is a dot plot and a stem and leaf plot?
What can be used to explain a geometric proof?
How do you measure the diameter of a tapered hole?
What is the angle in which the dot product of two non zero vectors is equal?
Missionary work in England?
How many times can 34 for going to 230?
What is one hundred divided by seven eighths?
What is the value of Winchester 1894 30 WCF Serial 811xx manufactured in 1897?
How many hours is it till 7 o clock Saturday 2 of April?
What numbers go into 629?
What does CCXCII mean in roman numerals?
What is 238 divided by seven?
How do you round to the nearest 10 000?
What is the factor tree of 205?
What is H RT?
Copyright ©2025 Infospace Holdings LLC, A System1 Company. All Rights Reserved. The material on this site can not be reproduced, distributed, transmitted, cached or otherwise used, except with prior written permission of Answers.