38905992493551

Names of 38905992493551

• Cardinal: 38905992493551 can be written as Thirty-eight trillion, nine hundred five billion, nine hundred ninety-two million, four hundred ninety-three thousand, five hundred fifty-one.

Scientific notation

• Scientific notation: 3.8905992493551 × 10¹³

Factors of 38905992493551

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 1231

Divisors of 38905992493551

• Number of divisors d(n): 192
• Complete list of divisors:
  1 3 9 31 53 93 113 159 181 197 279 339 477 543 591 653 1017 1629 1643 1773 1959 3503 4929 5611 5877 5989 6107 9593 10441 10509 14787 16833 17967 18321 20243 20453 22261 28779 31323 31527 34609 35657 50499 53901 54963 60729 61359 66783 73789 86337 93969 103827 106971 118193 128641 182187 184077 185659 200349 221367 297383 311481 320913 323671 354579 385923 556977 634043 664101 690091 892149 971013 1063737 1072879 1084009 1105367 1157769 1179833 1670931 1889821 1902129 2070273 2287459 2676447 2913039 3218637 3252027 3316101 3539499 3663983 3910817 3987871 4029241 5669463 5706387 6210819 6264229 6817973 6862377 9655911 9756081 9948303 10618497 10991949 11732451 11963613 12087723 13355809 14536433 17008389 18792687 20453919 20587131 23284021 32975847 33604279 35197353 35890839 36263169 36574823 40067427 43609299 56378061 58584451 61361757 69852063 100812837 109724469 120202281 121235327 124906471 130827897 175753353 194191099 209556189 211357163 213549773 302438511 329173407 363705981 374719413 414030079 450629423 527260059 582573297 634071489 640649319 707857877 721804651 770430949 1091117943 1124158239 1234053113 1242090237 1351888269 1747719891 1902214467 1921947957 2123573631 2165413953 2311292847 2631094373 3702159339 3726270711 4055664807 6370720893 6496241859 6620042963 6933878541 7893283119 11106478017 19860128889 21943594187 23679849357 23883359419 38255646503 59580386667 65830782561 71650078257 81563925563 114766939509 139448001769 197492347683 214950234771 244691776689 344300818527 418344005307 734075330067 1255032015921 4322888054839 12968664164517 38905992493551
• Sum of all divisors σ(n): 60354029159424
• Sum of proper divisors (its aliquot sum) s(n): 21448036665873
• 38905992493551 is a deficient number, because the sum of its proper divisors (21448036665873) is less than itself. Its deficiency is 17457955827678

Bases of 38905992493551

• Binary: 1000110110001010000001110111001011100111101111₂
• Hexadecimal: 0x236281DCB9EF
• Base-36: DSH5ZEODR

Squares and roots of 38905992493551

• 38905992493551 squared (38905992493551²) is 1513676251908246758776589601
• 38905992493551 cubed (38905992493551³) is 58891076894408660936555020844733766163151
• The square root of 38905992493551 is 6237466.8330622007
• The cube root of 38905992493551 is 33884.8447015089

Scales and comparisons

• 38,905,992,493,551 seconds is equal to 1,237,090 years, 11 weeks, 2 days, 1 hour, 5 minutes, 51 seconds.
• To count from 1 to 38,905,992,493,551 would take you about three million, ninety-two thousand, seven hundred twenty-five 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 38905992493551 cubic inches would be around 2823.7 feet tall.

Recreational maths with 38905992493551

• 38905992493551 backwards is 15539429950983
• The number of decimal digits it has is: 14
• The sum of 38905992493551's digits is 72
• More coming soon!