181401723120068928

Names of 181401723120068928

• Cardinal: 181401723120068928 can be written as One hundred eighty-one quadrillion, four hundred one trillion, seven hundred twenty-three billion, one hundred twenty million, sixty-eight thousand, nine hundred twenty-eight.

Scientific notation

• Scientific notation: 1.81401723120068928 × 10¹⁷

Factors of 181401723120068928

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 13
• Sum of prime factors: 3278

Divisors of 181401723120068928

• Number of divisors d(n): 378
• Complete list of divisors:
  1 2 3 4 6 8 9 12 16 18 24 32 36 48 53 64 72 96 106 144 159 192 212 288 318 424 477 576 636 848 954 1217 1272 1696 1908 2003 2434 2544 3392 3651 3816 4006 4868 5088 6009 7302 7632 8012 9736 10176 10953 12018 14604 15264 16024 18027 19472 21906 24036 29208 30528 32048 36054 38944 43812 48072 58416 64096 64501 72108 77888 87624 96144 106159 116832 128192 129002 144216 175248 192288 193503 212318 233664 258004 288432 318477 350496 384576 387006 424636 516008 576864 580509 636954 700992 774012 849272 955431 1032016 1153728 1161018 1273908 1481089 1548024 1698544 1910862 2064032 2322036 2437651 2547816 2962178 3096048 3397088 3821724 4012009 4128064 4443267 4644072 4875302 5095632 5924356 6192096 6794176 7312953 7643448 8024018 8886534 9288144 9750604 10191264 11848712 12036027 12384192 13329801 14625906 15286896 16048036 17773068 18576288 19501208 20382528 21938859 23697424 24072054 26659602 29251812 30573792 32096072 35546136 36108081 37152576 39002416 43877718 47394848 48144108 53319204 58503624 61147584 64192144 71092272 72216162 78004832 78497717 87755436 94789696 96288216 106638408 117007248 128384288 129195503 142184544 144432324 156009664 156995434 175510872 192576432 212636477 213276816 234014496 235493151 256768576 258391006 284369088 288864648 313990868 351021744 385152864 387586509 425272954 426553632 468028992 470986302 516782012 577729296 627981736 637909431 702043488 706479453 770305728 775173018 850545908 853107264 941972604 1033564024 1155458592 1162759527 1255963472 1275818862 1404086976 1412958906 1550346036 1701091816 1883945208 1913728293 2067128048 2310917184 2325519054 2511926944 2551637724 2825917812 2966621267 3100692072 3402183632 3767890416 3827456586 4134256096 4651038108 4882614953 5023853888 5103275448 5651835624 5933242534 6201384144 6804367264 7535780832 7654913172 8268512192 8899863801 9302076216 9765229906 10206550896 11303671248 11866485068 12402768288 13608734528 14647844859 15071561664 15309826344 17799727602 18604152432 19530459812 20413101792 22607342496 23732970136 24805536576 26699591403 29295689718 30619652688 35599455204 37208304864 39060919624 40826203584 43943534577 45214684992 47465940272 53399182806 58591379436 61239305376 71198910408 74416609728 78121839248 87887069154 94931880544 106798365612 117182758872 122478610752 142397820816 156243678496 157230927151 175774138308 189863761088 213596731224 234365517744 258778592509 284795641632 312487356992 314461854302 351548276616 427193462448 468731035488 471692781453 517557185018 569591283264 628923708604 703096553232 776335777527 854386924896 937462070976 943385562906 1035114370036 1257847417208 1406193106464 1415078344359 1552671555054 1708773849792 1886771125812 2070228740072 2329007332581 2515694834416 2812386212928 2830156688718 3105343110108 3773542251624 4140457480144 4658014665162 5031389668832 5660313377436 5942142397801 6210686220216 7547084503248 8280914960288 9316029330324 10062779337664 11320626754872 11884284795602 12421372440432 15094169006496 16561829920576 17826427193403 18632058660648 22641253509744 23768569591204 24842744880864 30188338012992 35652854386806 37264117321296 45282507019488 47537139182408 49685489761728 53479281580209 71305708773612 74528234642592 90565014038976 95074278364816 106958563160418 142611417547224 149056469285184 190148556729632 213917126320836 285222835094448 314933547083453 380297113459264 427834252641672 570445670188896 629867094166906 855668505283344 944800641250359 1140891340377792 1259734188333812 1711337010566688 1889601282500718 2519468376667624 2834401923751077 3422674021133376 3779202565001436 5038936753335248 5668803847502154 7558405130002872 10077873506670496 11337607695004308 15116810260005744 20155747013340992 22675215390008616 30233620520011488 45350430780017232 60467241040022976 90700861560034464 181401723120068928
• Sum of all divisors σ(n): 530466261484669614
• Sum of proper divisors (its aliquot sum) s(n): 349064538364600686
• 181401723120068928 is an abundant number, because the sum of its proper divisors (349064538364600686) is greater than itself. Its abundance is 167662815244531758

Bases of 181401723120068928

• Binary: 1010000100011101111110011111110100001101110010100101000000₂
• Hexadecimal: 0x28477E7F4372940
• Base-36: 1DM5JL5FZRK0

Squares and roots of 181401723120068928

• 181401723120068928 squared (181401723120068928²) is 32906585150930149850342435471069184
• 181401723120068928 cubed (181401723120068928³) is 5969311248376002638713211229878243289724483936714752
• The square root of 181401723120068928 is 425912811.6411490715
• The cube root of 181401723120068928 is 566083.4647398555

Scales and comparisons

• 181,401,723,120,068,928 seconds is equal to 5,768,013,682 years, 44 weeks, 8 hours, 28 minutes, 48 seconds.
• To count from 1 to 181,401,723,120,068,928 would take you about seventeen billion, three hundred four million, forty-one thousand and forty-eight 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 181401723120068928 cubic inches would be around 47173.6 feet tall.

Recreational maths with 181401723120068928

• 181401723120068928 backwards is 829860021327104181
• The number of decimal digits it has is: 18
• The sum of 181401723120068928's digits is 63
• More coming soon!