Bookmark and Share 


Healthcare Tips
Parents Home
Couples Suit
Spiritual Path
Student's Corner
Youth Resort
Management
Lighter Moments
Entertainment
Serious Side
World Tour
Internet Links
Snippets

Tamil Software
அழகி மென்பொருள்
  
Tamil-English bilingual webmagazine dedicated to education of the masses through E-books, articles, worldwide informations, Slideshows,
Presentations on various subjects, photographs and images, moral and objective oriented stories and Lectures including audio and video

Interesting facts about numbers

Courtesy: Jothi, chennai

2519 Mod 2 = 1;
2519 Mod 3 = 2;
2519 Mod 4 = 3;
2519 Mod 5 = 4;
2519 Mod 6 = 5;
2519 Mod 7 = 6;
2519 Mod 8 = 7;
2519 Mod 9 = 8;
2519 Mod 10 = 9.

Sequential Inputs of numbers with 8

1 x 8 + 1 = 9
12 x 8 + 2 = 98
123 x 8 + 3 = 987
1234 x 8 + 4 = 9876
12345 x 8 + 5 = 98765
123456 x 8 + 6 = 987654
1234567 x 8 + 7 = 9876543
12345678 x 8 + 8 = 98765432
123456789 x 8 + 9 = 987654321

Sequential 1's with 9

1 x 9 + 2 = 11
12 x 9 + 3 = 111
123 x 9 + 4 = 1111
1234 x 9 + 5 = 11111
12345 x 9 + 6 = 111111
123456 x 9 + 7 = 1111111
1234567 x 9 + 8 = 11111111
12345678 x 9 + 9 = 111111111
123456789 x 9 + 10 = 1111111111

Sequential 8's with 9

9 x 9 + 7 = 88
98 x 9 + 6 = 888
987 x 9 + 5 = 8888
9876 x 9 + 4 = 88888
98765 x 9 + 3 = 888888
987654 x 9 + 2 = 8888888
9876543 x 9 + 1 = 88888888
98765432 x 9 + 0 = 888888888

Numeric Palindrome with 1's

1 x 1 = 1
11 x 11 = 121
111 x 111 = 12321
1111 x 1111 = 1234321
11111 x 11111 = 123454321
111111 x 111111 = 12345654321
1111111 x 1111111 = 1234567654321
11111111 x 11111111 = 123456787654321
111111111 x 111111111 = 12345678987654321

Without 8

12345679 x 9 = 111111111
12345679 x 18 = 222222222
12345679 x 27 = 333333333
12345679 x 36 = 444444444
12345679 x 45 = 555555555
12345679 x 54 = 666666666
12345679 x 63 = 777777777
12345679 x 72 = 888888888
12345679 x 81 = 999999999

Sequential Inputs of 9

9 x 9 = 81
99 x 99 = 9801
999 x 999 = 998001
9999 x 9999 = 99980001
99999 x 99999 = 9999800001
999999 x 999999 = 999998000001
9999999 x 9999999 = 99999980000001
99999999 x 99999999 = 9999999800000001
999999999 x 999999999 = 999999998000000001

Sequential Inputs of 6

6 x 7 = 42
66 x 67 = 4422
666 x 667 = 444222
6666 x 6667 = 44442222
66666 x 66667 = 4444422222
666666 x 666667 = 444444222222
6666666 x 6666667 = 44444442222222
66666666 x 66666667 = 4444444422222222
666666666 x 666666667 = 444444444222222222

There are just four numbers (after 1) which are the sums of the cubes of their digits:

153 = 1^3 + 5^3 + 3^3
370 = 3^3 + 7^3 + 0^3
371 = 3^3 + 7^3 + 1^3
407 = 4^3 + 0^3 + 7^3

PUZZLE 5

The following equation is wrong: 101 - 102 = 1. Insert one mathematical operator to make it correct. PUZZLE 5 : 101-10^2 = 1

PUZZLE 6

NOTHING BUT ZEROS!

Use FIVE 0's and any math operators to get 120
PUZZLE 6 : ( 0! + 0! + 0! + 0! + 0! )! = 120

Letters 'a', 'b', 'c ' & 'd' do not appear anywhere in the spellings of 1 to 99

Letter 'd' comes for the first time in Hundred

Letters 'a', 'b' & 'c ' do not appear anywhere in the spellings of 1 to 999

Letter 'a' comes for the first time in Thousand

Letters 'b' & 'c' do not appear anywhere in the spellings of 1 to 999,999,999

Letter 'b' comes for the first time in Billion

And

Letter 'c' does not appear anywhere in in the spellings of entire English Counting

Tell A Friend!
Type In Your Name:
Type In Your Email:
Your Friend's Email:
Your Comments:

Receive copy:

PLEASE GIVE YOUR FEEDBACK


*Name:  

*E-mail:  

*Comments:


*Enter number in the text box below






Designed and maintained by AKR Consultants