13126428912

Names of 13126428912

• Cardinal: 13126428912 can be written as Thirteen billion, one hundred twenty-six million, four hundred twenty-eight thousand, nine hundred twelve.

Scientific notation

• Scientific notation: 1.3126428912 × 10¹⁰

Factors of 13126428912

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 6344

Divisors of 13126428912

• Number of divisors d(n): 80
• Complete list of divisors:
  1 2 3 4 6 8 12 16 24 48 79 158 237 316 474 613 632 948 1226 1264 1839 1896 2452 3678 3792 4904 5647 7356 9808 11294 14712 16941 22588 29424 33882 45176 48427 67764 90352 96854 135528 145281 193708 271056 290562 387416 446113 581124 774832 892226 1162248 1338339 1784452 2324496 2676678 3461611 3568904 5353356 6923222 7137808 10384833 10706712 13846444 20769666 21413424 27692888 41539332 55385776 83078664 166157328 273467269 546934538 820401807 1093869076 1640803614 2187738152 3281607228 4375476304 6563214456 13126428912
• Sum of all divisors σ(n): 34401290240
• Sum of proper divisors (its aliquot sum) s(n): 21274861328
• 13126428912 is an abundant number, because the sum of its proper divisors (21274861328) is greater than itself. Its abundance is 8148432416

Bases of 13126428912

• Binary: 1100001110011001010110100011110000₂
• Hexadecimal: 0x30E6568F0
• Base-36: 6134XDC

Squares and roots of 13126428912

• 13126428912 squared (13126428912²) is 172303135981789503744
• 13126428912 cubed (13126428912³) is 2261724865779629247443373846528
• The square root of 13126428912 is 114570.6284874095
• The cube root of 13126428912 is 2358.9325892049

Scales and comparisons

• 13,126,428,912 seconds is equal to 417 years, 19 weeks, 5 days, 6 hours, 15 minutes, 12 seconds.
• To count from 1 to 13,126,428,912 would take you about eight hundred thirty-four 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 13126428912 cubic inches would be around 196.6 feet tall.

Recreational maths with 13126428912

• 13126428912 backwards is 21982462131
• The number of decimal digits it has is: 11
• The sum of 13126428912's digits is 39
• More coming soon!