12638076828

Names of 12638076828

• Cardinal: 12638076828 can be written as Twelve billion, six hundred thirty-eight million, seventy-six thousand, eight hundred twenty-eight.

Scientific notation

• Scientific notation: 1.2638076828 × 10¹⁰

Factors of 12638076828

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 131

Divisors of 12638076828

• Number of divisors d(n): 216
• Complete list of divisors:
  1 2 3 4 6 12 13 17 26 34 37 39 51 52 59 68 74 78 102 111 118 148 156 177 204 221 222 236 354 442 444 481 629 663 708 767 884 962 1003 1258 1326 1369 1443 1534 1887 1924 2006 2183 2301 2516 2652 2738 2886 3009 3068 3481 3774 4012 4107 4366 4602 5476 5772 6018 6549 6962 7548 8177 8214 8732 9204 10443 12036 13039 13098 13924 16354 16428 17797 20886 23273 24531 26078 26196 28379 32708 35594 37111 39117 41772 45253 46546 49062 52156 53391 56758 59177 69819 71188 74222 78234 80771 85137 90506 93092 98124 106782 111333 113516 118354 128797 135759 139638 148444 156468 161542 170274 177531 181012 213564 222666 236708 242313 257594 271518 279276 302549 323084 340548 355062 386391 445332 482443 484626 515188 543036 605098 710124 769301 772782 907647 964886 969252 1050023 1210196 1373107 1447329 1538602 1545564 1674361 1815294 1929772 2100046 2189549 2307903 2746214 2894658 3077204 3150069 3348722 3630588 4119321 4200092 4379098 4615806 4765489 5023083 5492428 5789316 6300138 6568647 6697444 8238642 8758196 9231612 9530978 10046166 12600276 13137294 14296467 16477284 17850391 19061956 20092332 26274588 28464137 28592934 35700782 53551173 56928274 57185868 61951357 71401564 81013313 85392411 107102346 113856548 123902714 162026626 170784822 185854071 214204692 243039939 247805428 324053252 341569644 371708142 486079878 743416284 972159756 1053173069 2106346138 3159519207 4212692276 6319038414 12638076828
• Sum of all divisors σ(n): 35154311472
• Sum of proper divisors (its aliquot sum) s(n): 22516234644
• 12638076828 is an abundant number, because the sum of its proper divisors (22516234644) is greater than itself. Its abundance is 9878157816

Bases of 12638076828

• Binary: 1011110001010010011011111110011100₂
• Hexadecimal: 0x2F149BF9C
• Base-36: 5T0DUHO

Squares and roots of 12638076828

• 12638076828 squared (12638076828²) is 159720985910430541584
• 12638076828 cubed (12638076828³) is 2018566090979926711096240815552
• The square root of 12638076828 is 112419.2013314451
• The cube root of 12638076828 is 2329.3084225261

Scales and comparisons

• 12,638,076,828 seconds is equal to 401 years, 44 weeks, 2 days, 53 minutes, 48 seconds.
• To count from 1 to 12,638,076,828 would take you about eight hundred three years!

  This is a very rough estimate, based on a speaking rate of half a second every third order of magnitude. If you speak quickly, you could probably say any randomly-chosen number between one and a thousand in around half a second. Very big numbers obviously take longer to say, so we add half a second for every extra x1000. (We do not count involuntary pauses, bathroom breaks or the necessity of sleep in our calculation!)

• A cube with a volume of 12638076828 cubic inches would be around 194.1 feet tall.

Recreational maths with 12638076828

• 12638076828 backwards is 82867083621
• 12638076828 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 12638076828's digits is 51
• More coming soon!