8142749269807062085

Names of 8142749269807062085

• Cardinal: 8142749269807062085 can be written as Eight quintillion, one hundred forty-two quadrillion, seven hundred forty-nine trillion, two hundred sixty-nine billion, eight hundred seven million, sixty-two thousand and eighty-five.

Scientific notation

• Scientific notation: 8.142749269807062085 × 10¹⁸

Factors of 8142749269807062085

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 244775

Divisors of 8142749269807062085

• Number of divisors d(n): 128
• Complete list of divisors:
  1 5 7 29 35 53 145 203 265 371 1015 1537 1855 7685 10759 14969 53795 59359 74845 104783 170353 296795 415513 434101 523915 793357 851765 1192471 1721411 2077565 2170505 3038707 3146027 3966785 4940237 5553499 5962355 8607055 9028709 12049877 15193535 15730135 22022189 23007353 24701185 27767495 34581659 45143545 60249385 63200963 91234783 110110945 115036765 161051471 172908295 261832561 316004815 456173915 638643481 805257355 888544871 1309162805 1832827927 2550014057 3193217405 4442724355 6219814097 9164139635 10111983727 12750070285 17850098399 25767801259 31099070485 47092878163 50559918635 70783886089 73950407653 89250491995 128839006295 135150745021 180374608813 235464390815 293247528083 329650147141 353919430445 369752038265 517652853571 535935137531 675753725105 901873044065 946055215147 1365693466727 1466237640415 1648250735705 2052732696581 2588264267855 2679675687655 3751545962717 3919371605609 4730276075735 6828467333635 9559854267089 10263663482905 15542118988399 18757729813585 19596858028045 27435601239263 47799271335445 77710594941995 108794832918793 137178006196315 151366284409463 543974164593965 756831422047315 1059563990866241 4389622247874427 5297819954331205 8022413073701539 21948111239372135 30727355735120989 40112065368507695 56156891515910773 153636778675604945 232649979137344631 280784457579553865 1163249895686723155 1628549853961412417 8142749269807062085
• Sum of all divisors σ(n): 11771295984903168000
• Sum of proper divisors (its aliquot sum) s(n): 3628546715096105915
• 8142749269807062085 is a deficient number, because the sum of its proper divisors (3628546715096105915) is less than itself. Its deficiency is 4514202554710956170

Bases of 8142749269807062085

• Binary: 111000100000000110110110101000110011001111010111101110001000101₂
• Hexadecimal: 0x7100DB5199EBDC45
• Base-36: 1PV4RPP7R7UBP

Squares and roots of 8142749269807062085

• 8142749269807062085 squared (8142749269807062085²) is 66304365670943442766994080939044547225
• 8142749269807062085 cubed (8142749269807062085³) is 539899825152095152734278428730340232620128778716289464125
• The square root of 8142749269807062085 is 2853550292.1460946427
• The cube root of 8142749269807062085 is 2011825.7109479269

Scales and comparisons

• 8,142,749,269,807,062,085 seconds is equal to 258,914,239,602 years, 33 weeks, 12 hours, 21 minutes, 25 seconds.
• To count from 1 to 8,142,749,269,807,062,085 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 8142749269807062085 cubic inches would be around 167652.1 feet tall.

Recreational maths with 8142749269807062085

• 8142749269807062085 backwards is 5802607089629472418
• The number of decimal digits it has is: 19
• The sum of 8142749269807062085's digits is 88
• More coming soon!