842728813920

Names of 842728813920

• Cardinal: 842728813920 can be written as Eight hundred forty-two billion, seven hundred twenty-eight million, eight hundred thirteen thousand, nine hundred twenty.

Scientific notation

• Scientific notation: 8.4272881392 × 10¹¹

Factors of 842728813920

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 561267

Divisors of 842728813920

• Number of divisors d(n): 288
• Complete list of divisors:
  1 2 3 4 5 6 7 8 9 10 12 14 15 16 18 20 21 24 28 30 32 35 36 40 42 45 48 56 60 63 70 72 80 84 90 96 105 112 120 126 140 144 149 160 168 180 210 224 240 252 280 288 298 315 336 360 420 447 480 504 560 596 630 672 720 745 840 894 1008 1043 1120 1192 1260 1341 1440 1490 1680 1788 2016 2086 2235 2384 2520 2682 2980 3129 3360 3576 4172 4470 4768 5040 5215 5364 5960 6258 6705 7152 8344 8940 9387 10080 10430 10728 11920 12516 13410 14304 15645 16688 17880 18774 20860 21456 23840 25032 26820 31290 33376 35760 37548 41720 42912 46935 50064 53640 62580 71520 75096 83440 93870 100128 107280 125160 150192 166880 187740 214560 250320 300384 375480 500640 561101 750960 1122202 1501920 1683303 2244404 2805505 3366606 3927707 4488808 5049909 5611010 6733212 7855414 8416515 8977616 10099818 11222020 11783121 13466424 15710828 16833030 17955232 19638535 20199636 22444040 23566242 25249545 26932848 31421656 33666060 35349363 39277070 40399272 44888080 47132484 50499090 53865696 58915605 62843312 67332120 70698726 78554140 80798544 83604049 89776160 94264968 100998180 117831210 125686624 134664240 141397452 157108280 161597088 167208098 176746815 188529936 201996360 235662420 250812147 269328480 282794904 314216560 334416196 353493630 377059872 403992720 418020245 471324840 501624294 565589808 585228343 628433120 668832392 706987260 752436441 807985440 836040490 942649680 1003248588 1131179616 1170456686 1254060735 1337664784 1413974520 1504872882 1672080980 1755685029 1885299360 2006497176 2340913372 2508121470 2675329568 2827949040 2926141715 3009745764 3344161960 3511370058 3762182205 4012994352 4681826744 5016242940 5267055087 5655898080 5852283430 6019491528 6688323920 7022740116 7524364410 8025988704 8778425145 9363653488 10032485880 10534110174 11704566860 12038983056 13376647840 14045480232 15048728820 17556850290 18727306976 20064971760 21068220348 23409133720 24077966112 26335275435 28090960464 30097457640 35113700580 40129943520 42136440696 46818267440 52670550870 56181920928 60194915280 70227401160 84272881392 93636534880 105341101740 120389830560 140454802320 168545762784 210682203480 280909604640 421364406960 842728813920
• Sum of all divisors σ(n): 3308706273600
• Sum of proper divisors (its aliquot sum) s(n): 2465977459680
• 842728813920 is an abundant number, because the sum of its proper divisors (2465977459680) is greater than itself. Its abundance is 1623248645760

Bases of 842728813920

• Binary: 1100010000110110100011010011010101100000₂
• Hexadecimal: 0xC4368D3560
• Base-36: AR56Z6G0

Squares and roots of 842728813920

• 842728813920 squared (842728813920²) is 710191853811009985766400
• 842728813920 cubed (842728813920³) is 598499138617798477142194354188288000
• The square root of 842728813920 is 918002.6219570399
• The cube root of 842728813920 is 9445.5941460695

Scales and comparisons

• 842,728,813,920 seconds is equal to 26,796 years, 8 weeks, 5 days, 17 hours, 12 minutes.
• To count from 1 to 842,728,813,920 would take you about fifty-three thousand, five hundred ninety-two 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 842728813920 cubic inches would be around 787.1 feet tall.

Recreational maths with 842728813920

• 842728813920 backwards is 029318827248
• The number of decimal digits it has is: 12
• The sum of 842728813920's digits is 54
• More coming soon!