428729994241875

Names of 428729994241875

• Cardinal: 428729994241875 can be written as Four hundred twenty-eight trillion, seven hundred twenty-nine billion, nine hundred ninety-four million, two hundred forty-one thousand, eight hundred seventy-five.

Scientific notation

• Scientific notation: 4.28729994241875 × 10¹⁴

Factors of 428729994241875

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 8422

Divisors of 428729994241875

• Number of divisors d(n): 400
• Complete list of divisors:
  1 3 5 9 15 25 27 45 53 71 75 81 125 135 159 213 225 265 281 355 375 405 477 625 639 675 795 843 1065 1125 1325 1405 1431 1775 1875 1917 2025 2385 2529 3195 3375 3763 3975 4215 4293 5325 5625 5751 6625 7025 7155 7587 8009 8875 9585 10125 11289 11925 12645 14893 15975 16875 18815 19875 19951 21075 21465 22761 24027 26625 28755 33125 33867 35125 35775 37935 40045 44375 44679 47925 50625 56445 59625 59853 63225 72081 74465 79875 94075 99375 99755 101601 105375 107325 113805 120135 133125 134037 143775 169335 175625 178875 179559 189675 200225 216243 223395 239625 282225 298125 299265 304803 316125 360405 372325 399375 402111 424477 470375 498775 508005 526875 536625 538677 568639 569025 600675 648729 670185 718875 846675 894375 897795 948375 1001125 1057403 1081215 1116975 1198125 1206333 1273431 1411125 1496325 1524015 1580625 1616031 1705917 1802025 1861625 2010555 2122385 2250529 2351875 2493875 2540025 2683125 2693385 2843195 2845125 3003375 3172209 3243645 3350925 3594375 3820293 4233375 4488975 4741875 5005625 5117751 5287015 5406075 5584875 6031665 6367155 6751587 7055625 7481625 7620075 8080155 8529585 9010125 9308125 9516627 10052775 10611925 11252645 11460879 12469375 12700125 13466925 14215975 14225625 15016875 15353253 15861045 16218225 16754625 19101465 20254761 21166875 22444875 25588755 26435075 27030375 27924375 28549881 30137867 30158325 31835775 33757935 34382637 37408125 38100375 40400775 42647925 45050625 46059759 47583135 50263875 53059625 56263225 57304395 60764283 63500625 67334625 71079875 76766265 79305225 81091125 83773125 85649643 90413601 95507325 101273805 112224375 119278037 127943775 132175375 135151875 142749405 150689335 150791625 159178875 159787559 168789675 171913185 182292849 190501875 202003875 213239625 230298795 237915675 251319375 265298125 271240803 281316125 286521975 303821415 336673125 355399375 357834111 383831325 396526125 405455625 428248215 452068005 477536625 479362677 506369025 596390185 639718875 660876875 713747025 753446675 753958125 795894375 798937795 813722409 843948375 859565925 911464245 1010019375 1066198125 1073502333 1151493975 1189578375 1356204015 1406580625 1432609875 1438088031 1519107075 1789170555 1919156625 1982630625 2141241075 2260340025 2387683125 2396813385 2441167227 2531845125 2981950925 3198594375 3220506999 3568735125 3767233375 3994688975 4068612045 4219741875 4297829625 4314264093 4557321225 5367511665 5757469875 5947891875 6781020075 7163049375 7190440155 7595535375 8468740627 8945852775 9595783125 9661520997 10706205375 11301700125 11984066925 12205836135 12659225625 12942792279 14909754625 16102534995 17843675625 18836166875 19973444875 20343060225 21489148125 21571320465 22786606125 25406221881 26837558325 28787349375 33905100375 35952200775 37977676875 42343703135 44729263875 48307604985 53531026875 56508500625 59920334625 61029180675 64713961395 74548773125 76218665643 80512674975 99867224375 101715301125 107856602325 113933030625 127031109405 134187791625 169525501875 179761003875 211718515675 223646319375 228655996929 241538024925 299601673125 305145903375 323569806975 381093328215 402563374875 508576505625 539283011625 635155547025 670938958125 685967990787 898805019375 1058592578375 1143279984645 1207690124625 1525729516875 1617849034875 1905466641075 2012816874375 2696415058125 3175777735125 3429839953935 5292962891875 5716399923225 6038450623125 8089245174375 9527333205375 15878888675625 17149199769675 28581999616125 47636666026875 85745998848375 142909998080625 428729994241875
• Sum of all divisors σ(n): 829935391412160
• Sum of proper divisors (its aliquot sum) s(n): 401205397170285
• 428729994241875 is a deficient number, because the sum of its proper divisors (401205397170285) is less than itself. Its deficiency is 27524597071590

Bases of 428729994241875

• Binary: 1100001011110110101111011000000101110011101010011₂
• Hexadecimal: 0x185ED7B02E753
• Base-36: 47YZU93A6R

Squares and roots of 428729994241875

• 428729994241875 squared (428729994241875²) is 183809407962638170656003515625
• 428729994241875 cubed (428729994241875³) is 78804606417424315680482470845306006591796875
• The square root of 428729994241875 is 20705796.1508818829
• The cube root of 428729994241875 is 75404.0413138453

Scales and comparisons

• 428,729,994,241,875 seconds is equal to 13,632,287 years, 34 weeks, 5 days, 3 hours, 11 minutes, 15 seconds.
• To count from 1 to 428,729,994,241,875 would take you about thirty-four million, eighty thousand, seven hundred nineteen 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 428729994241875 cubic inches would be around 6283.7 feet tall.

Recreational maths with 428729994241875

• 428729994241875 backwards is 578142499927824
• 428729994241875 is a Harshad number.
• The number of decimal digits it has is: 15
• The sum of 428729994241875's digits is 81
• More coming soon!