7813381212450

Names of 7813381212450

• Cardinal: 7813381212450 can be written as Seven trillion, eight hundred thirteen billion, three hundred eighty-one million, two hundred twelve thousand, four hundred fifty.

Scientific notation

• Scientific notation: 7.81338121245 × 10¹²

Factors of 7813381212450

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 17
• Sum of prime factors: 21

Divisors of 7813381212450

• Number of divisors d(n): 378
• Complete list of divisors:
  1 2 3 5 6 9 10 11 15 18 22 25 27 30 33 45 50 54 55 66 75 81 90 99 110 121 135 150 162 165 198 225 242 243 270 275 297 330 363 405 450 486 495 550 594 605 675 726 729 810 825 891 990 1089 1210 1215 1331 1350 1458 1485 1650 1782 1815 2025 2178 2430 2475 2662 2673 2970 3025 3267 3630 3645 3993 4050 4455 4950 5346 5445 6050 6075 6534 6655 7290 7425 7986 8019 8910 9075 9801 10890 11979 12150 13310 13365 14641 14850 16038 16335 18150 18225 19602 19965 22275 23958 26730 27225 29282 29403 32670 33275 35937 36450 39930 40095 43923 44550 49005 54450 58806 59895 66550 66825 71874 73205 80190 81675 87846 88209 98010 99825 107811 119790 131769 133650 146410 147015 161051 163350 176418 179685 199650 200475 215622 219615 245025 263538 294030 299475 322102 323433 359370 366025 395307 400950 439230 441045 483153 490050 539055 598950 646866 658845 732050 735075 790614 805255 882090 898425 966306 970299 1078110 1098075 1185921 1317690 1449459 1470150 1610510 1617165 1771561 1796850 1940598 1976535 2196150 2205225 2371842 2415765 2695275 2898918 3234330 3294225 3543122 3557763 3953070 4026275 4348377 4410450 4831530 4851495 5314683 5390550 5929605 6588450 7115526 7247295 8052550 8085825 8696754 8857805 9702990 9882675 10629366 10673289 11859210 12078825 13045131 14494590 15944049 16171650 17715610 17788815 19487171 19765350 21346578 21741885 24157650 24257475 26090262 26573415 29648025 31888098 35577630 36236475 38974342 39135393 43483770 44289025 47832147 48514950 53146830 53366445 58461513 59296050 65225655 72472950 78270786 79720245 88578050 88944075 95664294 97435855 106732890 108709425 116923026 117406179 130451310 132867075 143496441 159440490 175384539 177888150 194871710 195676965 214358881 217418850 234812358 239160735 265734150 266832225 286992882 292307565 326128275 350769078 391353930 398601225 428717762 430489323 478321470 487179275 526153617 533664450 584615130 587030895 643076643 652256550 717482205 797202450 860978646 876922695 974358550 978384825 1052307234 1071794405 1174061790 1195803675 1286153286 1291467969 1434964410 1461537825 1578460851 1753845390 1929229929 1956769650 2143588810 2152446615 2391607350 2582935938 2630768085 2923075650 2935154475 3156921702 3215383215 3587411025 3858459858 4304893230 4384613475 4735382553 5261536170 5358972025 5787689787 5870308950 6430766430 6457339845 7174822050 7892304255 8769226950 9470765106 9646149645 10717944050 10762233075 11575379574 12914679690 13153840425 14206147659 15784608510 16076916075 17363069361 19292299290 21524466150 23676912765 26307680850 28412295318 28938448935 32153832150 32286699225 34726138722 39461521275 47353825530 48230748225 52089208083 57876897870 64573398450 71030738295 78923042550 86815346805 96461496450 104178416166 118384563825 142061476590 144692244675 156267624249 173630693610 236769127650 260446040415 289384489350 312535248498 355153691475 434076734025 520892080830 710307382950 781338121245 868153468050 1302230202075 1562676242490 2604460404150 3906690606225 7813381212450
• Sum of all divisors σ(n): 23968302474081
• Sum of proper divisors (its aliquot sum) s(n): 16154921261631
• 7813381212450 is an abundant number, because the sum of its proper divisors (16154921261631) is greater than itself. Its abundance is 8341540049181

Bases of 7813381212450

• Binary: 1110001101100110001110011111100100100100010₂
• Hexadecimal: 0x71B31CFC922
• Base-36: 2RPF1FS4I

Squares and roots of 7813381212450

• 7813381212450 squared (7813381212450²) is 61048925971066632035002500
• 7813381212450 cubed (7813381212450³) is 476998531222582895029385844288781125000
• The square root of 7813381212450 is 2795242.6035051055
• The cube root of 7813381212450 is 19843.2591682581

Scales and comparisons

• 7,813,381,212,450 seconds is equal to 248,441 years, 18 weeks, 2 days, 22 hours, 7 minutes, 30 seconds.
• To count from 1 to 7,813,381,212,450 would take you about six hundred twenty-one thousand, one hundred 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 7813381212450 cubic inches would be around 1653.6 feet tall.

Recreational maths with 7813381212450

• 7813381212450 backwards is 0542121833187
• 7813381212450 is a Harshad number.
• The number of decimal digits it has is: 13
• The sum of 7813381212450's digits is 45
• More coming soon!