128302420449078000

Names of 128302420449078000

• Cardinal: 128302420449078000 can be written as One hundred twenty-eight quadrillion, three hundred two trillion, four hundred twenty billion, four hundred forty-nine million, seventy-eight thousand.

Scientific notation

• Scientific notation: 1.28302420449078 × 10¹⁷

Factors of 128302420449078000

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 55255133752

Divisors of 128302420449078000

• Number of divisors d(n): 320
• Complete list of divisors:
  1 2 3 4 5 6 8 9 10 12 15 16 18 20 24 25 27 30 36 40 43 45 48 50 54 60 72 75 80 86 90 100 108 120 125 129 135 144 150 172 180 200 215 216 225 240 250 258 270 300 344 360 375 387 400 430 432 450 500 516 540 600 645 675 688 720 750 774 860 900 1000 1032 1075 1080 1125 1161 1200 1290 1350 1500 1548 1720 1800 1935 2000 2064 2150 2160 2250 2322 2580 2700 3000 3096 3225 3375 3440 3600 3870 4300 4500 4644 5160 5375 5400 5805 6000 6192 6450 6750 7740 8600 9000 9288 9675 10320 10750 10800 11610 12900 13500 15480 16125 17200 18000 18576 19350 21500 23220 25800 27000 29025 30960 32250 38700 43000 46440 48375 51600 54000 58050 64500 77400 86000 92880 96750 116100 129000 145125 154800 193500 232200 258000 290250 387000 464400 580500 774000 1161000 2322000 55255133699 110510267398 165765401097 221020534796 276275668495 331530802194 442041069592 497296203291 552551336990 663061604388 828827005485 884082139184 994592406582 1105102673980 1326123208776 1381378342475 1491888609873 1657654010970 1989184813164 2210205347960 2375970749057 2486481016455 2652246417552 2762756684950 2983777219746 3315308021940 3978369626328 4144135027425 4420410695920 4751941498114 4972962032910 5525513369900 5967554439492 6630616043880 6906891712375 7127912247171 7459443049365 7956739252656 8288270054850 9503882996228 9945924065820 11051026739800 11879853745285 11935108878984 12432405082275 13261232087760 13813783424750 14255824494342 14918886098730 16576540109700 19007765992456 19891848131640 20720675137125 21383736741513 22102053479600 23759707490570 23870217757968 24864810164550 27627566849500 28511648988684 29837772197460 33153080219400 35639561235855 37297215246825 38015531984912 39783696263280 41441350274250 42767473483026 47519414981140 49729620329100 55255133699000 57023297977368 59399268726425 59675544394920 62162025411375 64151210224539 66306160438800 71279122471710 74594430493650 82882700548500 85534946966052 95038829962280 99459240658200 106918683707565 110510267398000 114046595954736 118798537452850 119351088789840 124324050822750 128302420449078 142558244943420 149188860987300 165765401097000 171069893932104 178197806179275 186486076234125 190077659924560 198918481316400 213837367415130 237597074905700 248648101645500 256604840898156 285116489886840 296996343632125 298377721974600 320756051122695 331530802194000 342139787864208 356395612358550 372972152468250 427674734830260 475194149811400 497296203291000 513209681796312 534593418537825 570232979773680 593992687264250 596755443949200 641512102245390 712791224717100 745944304936500 855349469660520 890989030896375 950388299622800 994592406582000 1026419363592624 1069186837075650 1187985374528500 1283024204490780 1425582449434200 1491888609873000 1603780255613475 1710698939321040 1781978061792750 2138373674151300 2375970749057000 2566048408981560 2672967092689125 2851164898868400 2983777219746000 3207560511226950 3563956123585500 4276747348302600 4751941498114000 5132096817963120 5345934185378250 6415121022453900 7127912247171000 8018901278067375 8553494696605200 10691868370756500 12830242044907800 14255824494342000 16037802556134750 21383736741513000 25660484089815600 32075605112269500 42767473483026000 64151210224539000 128302420449078000
• Sum of all divisors σ(n): 470296334768832000
• Sum of proper divisors (its aliquot sum) s(n): 341993914319754000
• 128302420449078000 is an abundant number, because the sum of its proper divisors (341993914319754000) is greater than itself. Its abundance is 213691493870676000

Bases of 128302420449078000

• Binary: 111000111110100100101111100100010101100001010101011110000₂
• Hexadecimal: 0x1C7D25F22B0AAF0
• Base-36: Z3BEU9D1WC0

Squares and roots of 128302420449078000

• 128302420449078000 squared (128302420449078000²) is 16461511093091988539191050084000000
• 128302420449078000 cubed (128302420449078000³) is 2112051717493049890854040597321241669622552000000000
• The square root of 128302420449078000 is 358193272.4788085687
• The cube root of 128302420449078000 is 504365.0097546087

Scales and comparisons

• 128,302,420,449,078,000 seconds is equal to 4,079,620,104 years, 43 weeks, 3 days, 15 hours.
• To count from 1 to 128,302,420,449,078,000 would take you about twelve billion, two hundred thirty-eight million, eight hundred sixty thousand, three hundred fourteen 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 128302420449078000 cubic inches would be around 42030.4 feet tall.

Recreational maths with 128302420449078000

• 128302420449078000 backwards is 000870944024203821
• 128302420449078000 is a Harshad number.
• The number of decimal digits it has is: 18
• The sum of 128302420449078000's digits is 54
• More coming soon!