1389072203638768

Names of 1389072203638768

• Cardinal: 1389072203638768 can be written as One quadrillion, three hundred eighty-nine trillion, seventy-two billion, two hundred three million, six hundred thirty-eight thousand, seven hundred sixty-eight.

Scientific notation

• Scientific notation: 1.389072203638768 × 10¹⁵

Factors of 1389072203638768

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 16830

Divisors of 1389072203638768

• Number of divisors d(n): 320
• Complete list of divisors:
  1 2 4 8 11 16 22 41 44 61 73 82 88 122 146 164 176 244 292 328 451 488 584 656 671 803 902 976 1168 1342 1606 1804 2501 2684 2993 3212 3221 3608 4453 5002 5368 5986 6424 6442 7216 8906 10004 10736 11972 12848 12884 13421 17812 20008 23944 25768 26842 27511 32923 35431 35624 40016 47888 48983 51536 53684 55022 65846 70862 71248 97966 107368 110044 131692 132061 141724 147631 182573 195932 196481 214736 220088 235133 263384 264122 283448 295262 365146 391864 392962 440176 470266 526768 528244 550261 566896 590524 730292 783728 785924 818681 940532 979733 1056488 1100522 1181048 1452671 1460584 1571848 1637362 1881064 1959466 2008303 2112976 2161291 2201044 2362096 2586463 2905342 2921168 3143696 3274724 3762128 3918932 4016606 4322582 4402088 5172926 5810684 6052871 6549448 7837864 8033212 8055721 8645164 8804176 9005491 9640453 10345852 10777063 11621368 12105742 13098896 14343113 15675728 16066424 16111442 17290328 18010982 19280906 20691704 21554126 23242736 24211484 28686226 32132848 32222884 33565921 34580656 36021964 38561812 40169053 41383408 43108252 43229041 48422968 57372452 59763713 64445768 67131842 72043928 77123624 80338106 86216504 86458082 88612931 96845936 106044983 114744904 119527426 128891536 134263684 144087856 154247248 157774243 160676212 172433008 172916164 177225862 212089966 229489808 239054852 268527368 315548486 321352424 345832328 354451724 369225131 424179932 441859583 475519451 478109704 537054736 588067633 631096972 642704848 657400843 691664656 708903448 738450262 848359864 883719166 951038902 956219408 1176135266 1262193944 1314801686 1417806896 1476900524 1696719728 1767438332 1772390681 1902077804 2352270532 2450312233 2524387888 2629603372 2636971501 2953801048 3155719993 3534876664 3544781362 3804155608 4704541064 4900624466 5259206744 5273943002 5907602096 6311439986 6468743963 7069753328 7089562724 7608311216 9409082128 9801248932 10518413488 10547886004 12622879972 12937487926 14179125448 19496297491 19602497864 21095772008 25245759944 25874975852 26953434563 28358250896 29006686511 34712919923 38992594982 39204995728 42191544016 50491519888 51749951704 53906869126 58013373022 69425839846 77985189964 103499903408 107813738252 108115831541 116026746044 129384519713 138851679692 155970379928 192498919573 215627476504 216231663082 232053492088 258769039426 277703359384 311940759856 384997839146 431254953008 432463326164 464106984176 517538078852 555406718768 769995678292 864926652328 1035076157704 1189274146951 1423229716843 1539991356584 1729853304656 2070152315408 2117488115303 2378548293902 2846459433686 3079982713168 4234976230606 4757096587804 5692918867372 7892455702493 8469952461212 9514193175608 11385837734744 15784911404986 16939904922424 19028386351216 22771675469488 31569822809972 33879809844848 63139645619944 86817012727423 126279291239888 173634025454846 347268050909692 694536101819384 1389072203638768
• Sum of all divisors σ(n): 3099976560551808
• Sum of proper divisors (its aliquot sum) s(n): 1710904356913040
• 1389072203638768 is an abundant number, because the sum of its proper divisors (1710904356913040) is greater than itself. Its abundance is 321832153274272

Bases of 1389072203638768

• Binary: 100111011110101101010010011010000111110011111110000₂
• Hexadecimal: 0x4EF5A9343E7F0
• Base-36: DODUYL9JHS

Squares and roots of 1389072203638768

• 1389072203638768 squared (1389072203638768²) is 1929521586921862955339832557824
• 1389072203638768 cubed (1389072203638768³) is 2680244802714124809272896381004222729568120832
• The square root of 1389072203638768 is 37270258.9693010853
• The cube root of 1389072203638768 is 111577.0668084365

Scales and comparisons

• 1,389,072,203,638,768 seconds is equal to 44,168,199 years, 20 weeks, 3 days, 3 hours, 39 minutes, 28 seconds.
• To count from 1 to 1,389,072,203,638,768 would take you about one hundred thirty-two million, five hundred four thousand, five hundred ninety-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 1389072203638768 cubic inches would be around 9298.1 feet tall.

Recreational maths with 1389072203638768

• 1389072203638768 backwards is 8678363022709831
• 1389072203638768 is a Harshad number.
• The number of decimal digits it has is: 16
• The sum of 1389072203638768's digits is 73
• More coming soon!