WebLargest 3 digit number divisible by 3 a n=999 Common difference d=3 Let the total number of 3 digit number be n Therefore, a n=a+(n−1)d substituting the values 999=102+(n−1)×3 … Web11 Apr 2024 · A Computer Science portal for geeks. It contains well written, well thought and well explained computer science and programming articles, quizzes and practice/competitive programming/company interview Questions.

Proving that a number is divisible by 3 if and only if the sum of its ...

Web18 Jul 2024 · Total 3 digit odd numbers = 9 (1 to 9)*10 (0 to 9)*1 (odd digits 5) = 90. Smallest 3 digit odd number = 105. Biggest 3 digit odd number = 995. Sum of these two numbers = 1100. Second Smallest 3 digit odd number = 115. Second Biggest 3 digit odd number = 985. Sum of these two numbers = 1100. WebHere an easy way to test for divisibility by 11. Take the alternating sum of the digits in the number, read from left to right. If that is divisible by 11, so is the original number. So, for instance, 2728 has alternating sum of digits 2 – 7 + 2 – 8 = -11. Since -11 is divisible by 11, so is 2728. Similarly, for 31415, the alternating sum ... philadelphia radio stations fm

Check whether factorial of N is divisible by sum of first N natural numbers

WebWe know that the sum of terms for an A.P is given by. S n = n/2{2a + (n − 1)d} Where a = first term for the given A.P. d = common difference of the given A.P. n = number of terms . All 3 digit natural number which are divisible by 13. So, we know that the first 3 digit multiple of 13 is 104 and the last 3 digit multiple of 13 is 988. WebThree digit numbers divisible by 6. We will start off with a couple of definitions for clarification. Three digit numbers (3-digit numbers) are numbers that have three digits in … WebHow many numbers of two digit numbers are divisible by 6? The least 3 digit no. is 100. The least 3 digit no divisible by 6: 612=102. The least 4 digit no is philadelphia racetrack results