Question
If the HCF of three numbers ‘x’, 153 and 102 is 17, then the number ‘x’ CANNOT be:
Asked in DSSSB MTS · 2026
LCM and HCF · Quantitative Aptitude
Exam PYQ4 Options
Quick Revision
For two numbers, Product of numbers = HCF × LCM.
Correct AnswerCorrect option for this question
Learn LCM and HCF in 60 Seconds
Learn how repeated division can be used to find the HCF of two numbers efficiently.
Everything you need to learn, practice & excel — in one place.
3,000+ Video-Based Study Material
PYQ-Based Quizzes
4,000+ Informative Audiobooks
6,300+ Full-Length Mock Tests
Daily Current Affairs
40,000+ PYQs
Questions Asked from HCF: Prime Factorisation & Euclidean Algorithm in Previous Exams
See how often HCF: Prime Factorisation & Euclidean Algorithm has appeared in previous-year questions across major government exams.
15UPSC Questions Asked in These Years:2010, 2011, 2012, 2013, 2014, 2015, 2016, 2018, 2019, 2020, 2021, 2022, 2023, 2024, 2026
9SSC Questions Asked in These Years:2018, 2019, 2020, 2021, 2022, 2023, 2024, 2025, 2026
8Railways Questions Asked in These Years:2016, 2018, 2021, 2022, 2023, 2024, 2025, 2026
15State PSC Questions Asked in These Years:2002, 2012, 2013, 2014, 2015, 2016, 2017, 2018, 2019, 2020, 2021, 2022, 2023, 2024, 2025
HCF: Prime Factorisation & Euclidean Algorithm has appeared in 47 previous-year exam questions, most frequently in UPSC, State PSC and SSC.
2-Minute Revision Notes
Revise LCM and HCF and Its Related Concepts
Strengthen key concepts with exam-focused visual notes for faster revision.
Explore More Questions
Continue practising by chapter, topic and related subjects.
One question solved. Keep going.
Continue with the next Number System question and build your accuracy one question at a time.