12129764736

Names of 12129764736

• Cardinal: 12129764736 can be written as Twelve billion, one hundred twenty-nine million, seven hundred sixty-four thousand, seven hundred thirty-six.

Scientific notation

• Scientific notation: 1.2129764736 × 10¹⁰

Factors of 12129764736

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 4884

Divisors of 12129764736

• Number of divisors d(n): 128
• Complete list of divisors:
  1 2 3 4 6 8 12 16 24 32 43 48 64 86 96 128 129 157 172 192 258 314 344 384 471 516 628 688 942 1032 1256 1376 1884 2064 2512 2752 3768 4128 4679 5024 5504 6751 7536 8256 9358 10048 13502 14037 15072 16512 18716 20096 20253 27004 28074 30144 37432 40506 54008 56148 60288 74864 81012 108016 112296 149728 162024 201197 216032 224592 299456 324048 402394 432064 449184 598912 603591 648096 734603 804788 864128 898368 1207182 1296192 1469206 1609576 1796736 2203809 2414364 2592384 2938412 3219152 4407618 4828728 5876824 6438304 8815236 9657456 11753648 12876608 17630472 19314912 23507296 25753216 31587929 35260944 38629824 47014592 63175858 70521888 77259648 94029184 94763787 126351716 141043776 189527574 252703432 282087552 379055148 505406864 758110296 1010813728 1516220592 2021627456 3032441184 4043254912 6064882368 12129764736
• Sum of all divisors σ(n): 33186067200
• Sum of proper divisors (its aliquot sum) s(n): 21056302464
• 12129764736 is an abundant number, because the sum of its proper divisors (21056302464) is greater than itself. Its abundance is 8926537728

Bases of 12129764736

• Binary: 1011010010111111011000010110000000₂
• Hexadecimal: 0x2D2FD8580
• Base-36: 5KLQYDC

Squares and roots of 12129764736

• 12129764736 squared (12129764736²) is 147131192550709149696
• 12129764736 cubed (12129764736³) is 1784666750967217735775085920256
• The square root of 12129764736 is 110135.2111542899
• The cube root of 12129764736 is 2297.6513350339

Scales and comparisons

• 12,129,764,736 seconds is equal to 385 years, 35 weeks, 5 days, 19 hours, 5 minutes, 36 seconds.
• To count from 1 to 12,129,764,736 would take you about seven hundred seventy-one 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 12129764736 cubic inches would be around 191.5 feet tall.

Recreational maths with 12129764736

• 12129764736 backwards is 63746792121
• 12129764736 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 12129764736's digits is 48
• More coming soon!