12738384892578125

Names of 12738384892578125

• Cardinal: 12738384892578125 can be written as Twelve quadrillion, seven hundred thirty-eight trillion, three hundred eighty-four billion, eight hundred ninety-two million, five hundred seventy-eight thousand, one hundred twenty-five.

Scientific notation

• Scientific notation: 1.2738384892578125 × 10¹⁶

Factors of 12738384892578125

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 17
• Sum of prime factors: 110

Divisors of 12738384892578125

• Number of divisors d(n): 330
• Complete list of divisors:
  1 5 11 25 41 53 55 121 125 205 265 275 451 583 605 625 1025 1325 1331 1375 1681 2173 2255 2915 3025 3125 4961 5125 6413 6625 6655 6875 8405 10865 11275 14575 14641 15125 15625 18491 23903 24805 25625 32065 33125 33275 34375 42025 54325 54571 56375 70543 72875 73205 75625 78125 89093 92455 119515 124025 128125 160325 165625 166375 171875 203401 210125 262933 271625 272855 281875 352715 364375 366025 378125 390625 445465 462275 597575 600281 620125 640625 775973 801625 828125 831875 859375 980023 1017005 1050625 1314665 1358125 1364275 1409375 1763575 1821875 1830125 1890625 1953125 2227325 2237411 2311375 2892263 2987875 3001405 3100625 3203125 3879865 4008125 4140625 4159375 4296875 4900115 5085025 5253125 6573325 6790625 6821375 7046875 8817875 9109375 9150625 9453125 9765625 10780253 11136625 11187055 11556875 14461315 14939375 15007025 15503125 16015625 19399325 20040625 20703125 20796875 21484375 24500575 24611521 25425125 26265625 31814893 32866625 33953125 34106875 35234375 44089375 45546875 45753125 47265625 53901265 55683125 55935275 57784375 72306575 74696875 75035125 77515625 80078125 96996625 100203125 103515625 103984375 107421875 118582783 122502875 123057605 127125625 131328125 159074465 164333125 169765625 170534375 176171875 220446875 227734375 228765625 236328125 269506325 278415625 279676375 288921875 361532875 373484375 375175625 387578125 400390625 484983125 501015625 517578125 519921875 592913915 612514375 615288025 635628125 656640625 795372325 821665625 848828125 852671875 880859375 1102234375 1138671875 1143828125 1181640625 1304410613 1347531625 1392078125 1398381875 1444609375 1807664375 1867421875 1875878125 1937890625 2424915625 2505078125 2599609375 2964569575 3062571875 3076440125 3178140625 3283203125 3976861625 4108328125 4244140625 4263359375 4404296875 5511171875 5693359375 5719140625 6522053065 6737658125 6960390625 6991909375 7223046875 9038321875 9337109375 9379390625 9689453125 12124578125 12525390625 12998046875 14822847875 15312859375 15382200625 15890703125 16416015625 19884308125 20541640625 21220703125 21316796875 27555859375 28595703125 32610265325 33688290625 34801953125 34959546875 36115234375 45191609375 46685546875 46896953125 48447265625 60622890625 62626953125 74114239375 76564296875 76911003125 79453515625 99421540625 102708203125 106583984375 137779296875 142978515625 163051326625 168441453125 174009765625 174797734375 180576171875 225958046875 233427734375 234484765625 303114453125 370571196875 382821484375 384555015625 397267578125 497107703125 513541015625 532919921875 688896484375 815256633125 842207265625 870048828125 873988671875 1129790234375 1172423828125 1515572265625 1852855984375 1914107421875 1922775078125 1986337890625 2485538515625 2567705078125 4076283165625 4211036328125 4369943359375 5648951171875 5862119140625 7577861328125 9264279921875 9570537109375 9613875390625 12427692578125 20381415828125 21055181640625 21849716796875 28244755859375 46321399609375 48069376953125 62138462890625 101907079140625 105275908203125 231606998046875 240346884765625 310692314453125 509535395703125 1158034990234375 2547676978515625 12738384892578125
• Sum of all divisors σ(n): 18291520743553710
• Sum of proper divisors (its aliquot sum) s(n): 5553135850975585
• 12738384892578125 is a deficient number, because the sum of its proper divisors (5553135850975585) is less than itself. Its deficiency is 7185249041602540

Bases of 12738384892578125

• Binary: 101101010000010111111001011010100010001100100101001101₂
• Hexadecimal: 0x2D417E5A88C94D
• Base-36: 3HFDP8DOTOT

Squares and roots of 12738384892578125

• 12738384892578125 squared (12738384892578125²) is 162266449671462609195709228515625
• 12738384892578125 cubed (12738384892578125³) is 2067012491067247955737837028689682483673095703125
• The square root of 12738384892578125 is 112864453.6272520351
• The cube root of 12738384892578125 is 233545.4742110937

Scales and comparisons

• 12,738,384,892,578,125 seconds is equal to 405,041,237 years, 8 weeks, 6 days, 18 hours, 22 minutes, 5 seconds.
• To count from 1 to 12,738,384,892,578,125 would take you about one billion, two hundred fifteen million, one hundred twenty-three thousand, seven hundred eleven 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 12738384892578125 cubic inches would be around 19462.1 feet tall.

Recreational maths with 12738384892578125

• 12738384892578125 backwards is 52187529848383721
• The number of decimal digits it has is: 17
• The sum of 12738384892578125's digits is 83
• More coming soon!