494755388945296849728

Names of 494755388945296849728

• Cardinal: 494755388945296849728 can be written as Four hundred ninety-four quintillion, seven hundred fifty-five quadrillion, three hundred eighty-eight trillion, nine hundred forty-five billion, two hundred ninety-six million, eight hundred forty-nine thousand, seven hundred twenty-eight.

Scientific notation

• Scientific notation: 4.94755388945296849728 × 10²⁰

Factors of 494755388945296849728

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 13
• Sum of prime factors: 17143690558368

Divisors of 494755388945296849728

• Number of divisors d(n): 280
• Complete list of divisors:
  1 2 3 4 6 8 9 12 16 18 19 24 27 32 36 38 48 54 57 64 72 76 81 96 108 114 144 152 162 171 192 216 228 288 293 304 324 342 432 456 513 576 586 608 648 684 864 879 912 1026 1172 1216 1296 1368 1539 1728 1758 1824 2052 2344 2592 2637 2736 3078 3516 3648 4104 4688 5184 5274 5472 5567 6156 7032 7911 8208 9376 10548 10944 11134 12312 14064 15822 16416 16701 18752 21096 22268 23733 24624 28128 31644 32832 33402 42192 44536 47466 49248 50103 56256 63288 66804 84384 89072 94932 98496 100206 126576 133608 150309 168768 178144 189864 200412 253152 267216 300618 356288 379728 400824 450927 506304 534432 601236 759456 801648 901854 1068864 1202472 1518912 1603296 1803708 2404944 3206592 3607416 4809888 7214832 9619776 14429664 28859328 17143690558051 34287381116102 51431071674153 68574762232204 102862143348306 137149524464408 154293215022459 205724286696612 274299048928816 308586430044918 325730120602969 411448573393224 462879645067377 548598097857632 617172860089836 651460241205938 822897146786448 925759290134754 977190361808907 1097196195715264 1234345720179672 1302920482411876 1388638935202131 1645794293572896 1851518580269508 1954380723617814 2468691440359344 2605840964823752 2777277870404262 2931571085426721 3291588587145792 3703037160539016 3908761447235628 4937382880718688 5023101333508943 5211681929647504 5554555740808524 5863142170853442 7406074321078032 7817522894471256 8794713256280163 9874765761437376 10046202667017886 10423363859295008 11109111481617048 11726284341706884 14812148642156064 15069304000526829 15635045788942512 17589426512560326 20092405334035772 20846727718590016 22218222963234096 23452568683413768 26384139768840489 29624297284312128 30138608001053658 31270091577885024 35178853025120652 40184810668071544 44436445926468192 45207912001580487 46905137366827536 52768279537680978 60277216002107316 62540183155770048 70357706050241304 80369621336143088 88872891852936384 90415824003160974 93810274733655072 95438925336669917 105536559075361956 120554432004214632 135623736004741461 140715412100482608 160739242672286176 180831648006321948 187620549467310144 190877850673339834 211073118150723912 241108864008429264 271247472009482922 281430824200965216 286316776010009751 321478485344572352 361663296012643896 381755701346679668 406871208014224383 422146236301447824 482217728016858528 542494944018965844 562861648401930432 572633552020019502 723326592025287792 763511402693359336 813742416028448766 844292472602895648 858950328030029253 964435456033717056 1084989888037931688 1145267104040039004 1446653184050575584 1527022805386718672 1627484832056897532 1688584945205791296 1717900656060058506 2169979776075863376 2290534208080078008 2576850984090087759 2893306368101151168 3054045610773437344 3254969664113795064 3435801312120117012 4339959552151726752 4581068416160156016 5153701968180175518 6108091221546874688 6509939328227590128 6871602624240234024 7730552952270263277 8679919104303453504 9162136832320312032 10307403936360351036 13019878656455180256 13743205248480468048 15461105904540526554 18324273664640624064 20614807872720702072 26039757312910360512 27486410496960936096 30922211809081053108 41229615745441404144 54972820993921872192 61844423618162106216 82459231490882808288 123688847236324212432 164918462981765616576 247377694472648424864 494755388945296849728
• Sum of all divisors σ(n): 1549068905696840293920
• Sum of proper divisors (its aliquot sum) s(n): 1054313516751543444192
• 494755388945296849728 is an abundant number, because the sum of its proper divisors (1054313516751543444192) is greater than itself. Its abundance is 559558127806246594464

Bases of 494755388945296849728

• Binary: 110101101001000011100001111001110101101011010101001001111101101000000₂
• Hexadecimal: 0x1AD21C3CEB5AA4FB40
• Base-36: 2WEX3O3PP20K00

Squares and roots of 494755388945296849728

• 494755388945296849728 squared (494755388945296849728²) is 244782894890411964218294803033681013673984
• 494755388945296849728 cubed (494755388945296849728³) is 121107656368661488243871139540987162400238179131454766431076352
• The square root of 494755388945296849728 is 22243097557.3389249505
• The cube root of 494755388945296849728 is 7909156.6579375519

Scales and comparisons

• 494,755,388,945,296,849,728 seconds is equal to 293,274,701,009 years, 3 weeks, 3 days, 15 hours, 30 minutes, 7 seconds.
• To count from 1 to 494,755,388,945,296,849,728 would take you about two hundred ninety-three billion, two hundred seventy-four million, seven hundred one thousand and nine 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 494755388945296849728 cubic inches would be around 659096.4 feet tall.

Recreational maths with 494755388945296849728

• 494755388945296849728 backwards is 827948692549883557494
• The number of decimal digits it has is: 21
• The sum of 494755388945296849728's digits is 126
• More coming soon!