538721872645242

Names of 538721872645242

• Cardinal: 538721872645242 can be written as Five hundred thirty-eight trillion, seven hundred twenty-one billion, eight hundred seventy-two million, six hundred forty-five thousand, two hundred forty-two.

Scientific notation

• Scientific notation: 5.38721872645242 × 10¹⁴

Factors of 538721872645242

• Number of distinct prime factors ω(n): 8
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 9313

Divisors of 538721872645242

• Number of divisors d(n): 256
• Complete list of divisors:
  1 2 3 6 11 13 22 26 33 39 66 78 137 143 274 286 353 411 429 706 822 858 1059 1507 1781 1877 2118 3014 3562 3754 3883 4521 4589 5343 5631 6917 7766 9042 9178 10686 11262 11649 13767 13834 19591 20647 20751 23298 24401 27534 39182 41294 41502 48361 48802 50479 58773 61941 73203 76087 89921 96722 100958 117546 123882 145083 146406 151437 152174 179842 228261 257149 268411 269763 290166 302874 456522 514298 531971 536822 539526 628693 662581 771447 805233 947629 989131 1063942 1257386 1325162 1542894 1595913 1610466 1886079 1895258 1978262 1987743 2441701 2828639 2842887 2967393 3191826 3342937 3772158 3975486 4883402 5657278 5685774 5934786 6685874 6915623 7288391 7325103 8485917 8613553 10028811 10423919 12319177 12983209 13831246 14576782 14650206 16971834 17227106 20057622 20746869 20847838 21865173 24638354 25840659 25966418 26858711 31271757 31742113 36772307 36957531 38949627 41493738 43730346 51681318 53717422 62543514 63484226 73544614 73915062 77899254 80576133 90773597 94749083 95226339 110316921 135510947 142815299 161152266 168781717 181547194 189498166 190452678 220633842 271021894 272320791 284247249 285630598 334513037 337563434 349163243 406532841 428445897 506345151 544641582 568494498 669026074 698326486 813065682 856891794 998509567 1003539111 1012690302 1047489729 1180056761 1778699633 1856598887 1997019134 2007078222 2094979458 2360113522 2995528701 3540170283 3557399266 3679643407 3713197774 4348669481 4583072777 5336098899 5569796661 5991057402 7080340566 7359286814 8697338962 9166145554 10672197798 11038930221 11139593322 12980624371 13046008443 13749218331 19565695963 22077860442 23123095229 25961248742 26092016886 27498436662 38941873113 39131391926 46246190458 47835364291 50413800547 58697087889 59579946101 69369285687 77883746226 95670728582 100827601094 117394175778 119159892202 138738571374 143506092873 151241401641 178739838303 254354047519 287012185746 302482803282 357479676606 508708095038 627880970449 655379407111 763062142557 1255761940898 1310758814222 1526124285114 1883642911347 1966138221333 3767285822694 3932276442666 6906690674939 8162452615837 13813381349878 16324905231674 20720072024817 24487357847511 41440144049634 48974715695022 89786978774207 179573957548414 269360936322621 538721872645242
• Sum of all divisors σ(n): 1279525724886528
• Sum of proper divisors (its aliquot sum) s(n): 740803852241286
• 538721872645242 is an abundant number, because the sum of its proper divisors (740803852241286) is greater than itself. Its abundance is 202081979596044

Bases of 538721872645242

• Binary: 1111010011111011011110101110110100000110001111010₂
• Hexadecimal: 0x1E9F6F5DA0C7A
• Base-36: 5AYLETL3ZU

Squares and roots of 538721872645242

• 538721872645242 squared (538721872645242²) is 290221256066396340682385238564
• 538721872645242 cubed (538721872645242³) is 156348538549543336653158040798948287909512488
• The square root of 538721872645242 is 23210382.8629611795
• The cube root of 538721872645242 is 81368.2301231383

Scales and comparisons

• 538,721,872,645,242 seconds is equal to 17,129,689 years, 9 weeks, 7 hours, 40 minutes, 42 seconds.
• To count from 1 to 538,721,872,645,242 would take you about forty-two million, eight hundred twenty-four thousand, two hundred twenty-two 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 538721872645242 cubic inches would be around 6780.7 feet tall.

Recreational maths with 538721872645242

• 538721872645242 backwards is 242546278127835
• 538721872645242 is a Harshad number.
• The number of decimal digits it has is: 15
• The sum of 538721872645242's digits is 66
• More coming soon!