Number System concept|Details math for RI,ssc,osssc, Railway|All competitive exams|By Chinmaya Sir Hello friends Namaskar 🙏 I am Chinmaya Sir.. In this video I taught you a chapter from math "NUMBER SYSTEM" which is very essential for all competative exams like RI, AMIN, SI, SSC,OSSC,OSSSC, RAILWAY etc. With Basic concept Topic covered-👇👇 1. Natural numbers 2. Whole number 3. Integers 4.Rational number 5. Irrational numbers 6.Real numbers 7. Imaginary numbers 8.Prime numbers 9. Composite numbers 10. Even number 11. Odd number 12. Twin primes 13. Co primes 14. perfect number 15. Abundant numbers 16. Deficient number 17.Proper factors Like👍 Share Subscribe My channel https://youtube.com/channel/UCeGnSjNc... Math model practice questions from different chapter 👇👇👇👇 • Model Math Questions for RI,SI,AMIN,OSSC,N... Other searches for my video Crack RI EXAM on first attempt RI job secret tips and tricks • Crack RI exam on first attempt|RI Exam syl... For RI VACANCY, ELIGIBILITY,DATE, PAYMENT watch my first video • Odisha RI recruitment 2021|Latest Odisha g... Group D exam date 2021 • Group D exam date/ Group D exam କେବେ?/ NTP... How to find cube of a number short trick • Cube Trick|How to find cube of a number sh... Square of a number short trick • Square of a number short trick#Square with... IMMT Recruitment 2021 • IMMT Recruitment 2021/CSIR IMMT Bhubaneswa... OSSTET NOTIFICATION • OSSTET NOTIFICATION| BSE,Odisha|Apply from... District Judge Recruitment Boudh • DISTRICT JUDGE RECRUITMENT BOUDH|Odisha go... Recruitment of District COURT Sambalpur • RECRUITMENT OF DISTRICT COURT,SAMBALPUR| O... How cyclones names are given? • How cyclones names are given/କେମିତି ଦିଆଯାଏ... How to register cowin with your mobile? • Cowin Registration.How to register Covid v... Don't Panic stay happy • Don't Panic... Stay safe ସତର୍କ ରୁହନ୍ତୁ ଏବଂ... How to write a perfect Letter in English • How to write a letter|Letter writing in En... Like Share subscribe 👍👍👍 Thank you all....🙏