12943012420

Names of 12943012420

• Cardinal: 12943012420 can be written as Twelve billion, nine hundred forty-three million, twelve thousand, four hundred twenty.

Scientific notation

• Scientific notation: 1.294301242 × 10¹⁰

Factors of 12943012420

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 2001

Divisors of 12943012420

• Number of divisors d(n): 144
• Complete list of divisors:
  1 2 4 5 10 13 19 20 26 38 52 65 73 76 95 130 146 190 247 260 292 361 365 380 494 722 730 949 988 1235 1387 1444 1460 1805 1889 1898 2470 2774 3610 3778 3796 4693 4745 4940 5548 6935 7220 7556 9386 9445 9490 13870 18031 18772 18890 18980 23465 24557 26353 27740 35891 36062 37780 46930 49114 52706 71782 72124 90155 93860 98228 105412 122785 131765 137897 143564 179455 180310 245570 263530 275794 342589 358910 360620 466583 491140 527060 551588 681929 685178 689485 717820 933166 1363858 1370356 1378970 1712945 1792661 1866332 2332915 2620043 2727716 2757940 3409645 3425890 3585322 4665830 5240086 6819290 6851780 7170644 8865077 8963305 9331660 10480172 13100215 13638580 17730154 17926610 26200430 34060559 35460308 35853220 44325385 49780817 52400860 68121118 88650770 99561634 136242236 170302795 177301540 199123268 248904085 340605590 497808170 647150621 681211180 995616340 1294301242 2588602484 3235753105 6471506210 12943012420
• Sum of all divisors σ(n): 31332556080
• Sum of proper divisors (its aliquot sum) s(n): 18389543660
• 12943012420 is an abundant number, because the sum of its proper divisors (18389543660) is greater than itself. Its abundance is 5446531240

Bases of 12943012420

• Binary: 1100000011011101101011001001000100₂
• Hexadecimal: 0x30376B244
• Base-36: 5Y1XOAS

Squares and roots of 12943012420

• 12943012420 squared (12943012420²) is 167521570504274256400
• 12943012420 cubed (12943012420³) is 2168233767654727363671464488000
• The square root of 12943012420 is 113767.3609608661
• The cube root of 12943012420 is 2347.8938377009

Scales and comparisons

• 12,943,012,420 seconds is equal to 411 years, 28 weeks, 3 days, 9 hours, 13 minutes, 40 seconds.
• To count from 1 to 12,943,012,420 would take you about eight hundred twenty-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 12943012420 cubic inches would be around 195.7 feet tall.

Recreational maths with 12943012420

• 12943012420 backwards is 02421034921
• The number of decimal digits it has is: 11
• The sum of 12943012420's digits is 28
• More coming soon!