20390627269845

Names of 20390627269845

• Cardinal: 20390627269845 can be written as Twenty trillion, three hundred ninety billion, six hundred twenty-seven million, two hundred sixty-nine thousand, eight hundred forty-five.

Scientific notation

• Scientific notation: 2.0390627269845 × 10¹³

Factors of 20390627269845

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 1573

Divisors of 20390627269845

• Number of divisors d(n): 384
• Complete list of divisors:
  1 3 5 7 9 15 21 31 35 45 49 63 93 105 127 147 155 217 245 279 307 315 343 381 441 465 635 651 735 889 921 1029 1085 1093 1143 1395 1519 1535 1715 1905 1953 2149 2205 2667 2763 3087 3255 3279 3937 4445 4557 4605 5145 5465 5715 6223 6447 7595 7651 8001 9517 9765 9837 10633 10745 11811 13335 13671 13815 15043 15435 16395 18669 19341 19685 22785 22953 27559 28551 31115 31899 32235 33883 35433 38255 38989 40005 43561 45129 47585 49185 53165 53557 56007 59055 66619 68355 68859 75215 82677 85653 93345 95697 96705 101649 105301 114765 116967 130683 135387 137795 138811 142755 159495 160671 169415 177165 192913 194945 199857 217805 225645 237181 248031 267785 272923 280035 304947 315903 333095 335551 344295 350901 374899 392049 413385 416433 428265 466333 478485 482013 508245 526505 578739 584835 599571 653415 676935 694055 711543 803355 818769 947709 964565 971677 999285 1006653 1124697 1185905 1208659 1240155 1249299 1350391 1364615 1398999 1524735 1579515 1660267 1677755 1736217 1754505 1874495 1910461 1960245 2082165 2134629 2331665 2348857 2410065 2456307 2893695 2915031 2997855 3019959 3264331 3374091 3557715 3625977 4051173 4093845 4196997 4303141 4738545 4858385 4980801 5033265 5623485 5731383 6043295 6246495 6751955 6801739 6994995 7046571 8301335 8460613 8681085 8745093 9552305 9792993 10402081 10673145 10877931 11621869 11744285 12153519 12281535 12909423 13373227 14575155 14942403 15099795 16321655 16441999 16870455 17194149 18129885 20255865 20405217 20984985 21139713 21515705 24904005 25381839 28656915 29378979 30121987 31206243 34008695 34865607 35232855 38728269 40119681 42303065 42614977 43725465 47612173 48964965 49325997 52010405 54389655 58109345 59224291 60767595 61215651 64547115 66866135 72814567 74712015 76145517 82209995 85970745 90365961 93618729 102026085 104596821 105698565 115093993 120359043 126909195 127844931 142836519 146894895 147977991 150609935 156031215 174328035 177672873 193641345 200598405 210853909 213074885 218443701 238060865 246629985 271097883 296121455 298304839 306078255 345281979 364072835 380727585 383534793 414570037 428509557 451829805 468093645 509701969 522984105 533018619 575469965 601795215 632561727 639224655 655331103 714182595 739889955 888364365 894914517 1035845937 1054269545 1092218505 1243710111 1321064287 1355489415 1475977363 1491524195 1529105907 1726409895 1897685181 1917673965 2072850185 2088133873 2142547785 2548509845 2665093095 2684743551 3162808635 3276655515 3567913783 3731130333 3963192861 4427932089 4474572585 4587317721 5179229685 6218550555 6264401619 6605321435 7379886815 7645529535 9247450009 9488425905 10440669365 10703741349 11889578583 13283796267 13423717755 14616937111 17839568915 18655651665 18793204857 19815964305 22139660445 22936588605 27742350027 31322008095 32111224047 43850811333 46237250045 53518706745 59447892915 64732150063 66418981335 73084685555 83227050081 93966024285 131552433999 138711750135 160556120235 194196450189 219254056665 323660750315 416135250405 453125050441 582589350567 657762169995 970982250945 1359375151323 2265625252205 2912946752835 4078125453969 6796875756615 20390627269845
• Sum of all divisors σ(n): 43060848230400
• Sum of proper divisors (its aliquot sum) s(n): 22670220960555
• 20390627269845 is an abundant number, because the sum of its proper divisors (22670220960555) is greater than itself. Its abundance is 2279593690710

Bases of 20390627269845

• Binary: 100101000101110010000000110000101110011010101₂
• Hexadecimal: 0x128B90185CD5
• Base-36: 787BP07V9

Squares and roots of 20390627269845

• 20390627269845 squared (20390627269845²) is 415777680457746558446324025
• 20390627269845 cubed (20390627269845³) is 8477967709334627516933312778861981526125
• The square root of 20390627269845 is 4515598.2183809267
• The cube root of 20390627269845 is 27319.7588801129

Scales and comparisons

• 20,390,627,269,845 seconds is equal to 648,358 years, 45 weeks, 3 days, 10 hours, 30 minutes, 45 seconds.
• To count from 1 to 20,390,627,269,845 would take you about one million, six hundred twenty thousand, eight hundred ninety-seven 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 20390627269845 cubic inches would be around 2276.6 feet tall.

Recreational maths with 20390627269845

• 20390627269845 backwards is 54896272609302
• 20390627269845 is a Harshad number.
• The number of decimal digits it has is: 14
• The sum of 20390627269845's digits is 63
• More coming soon!