17989299955883421

Names of 17989299955883421

• Cardinal: 17989299955883421 can be written as Seventeen quadrillion, nine hundred eighty-nine trillion, two hundred ninety-nine billion, nine hundred fifty-five million, eight hundred eighty-three thousand, four hundred twenty-one.

Scientific notation

• Scientific notation: 1.7989299955883421 × 10¹⁶

Factors of 17989299955883421

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 9749

Divisors of 17989299955883421

• Number of divisors d(n): 320
• Complete list of divisors:
  1 3 9 11 27 33 71 81 99 101 131 213 297 303 393 639 781 891 909 1111 1179 1441 1917 2343 2727 3333 3537 3851 4323 5581 5751 7029 7171 8181 9301 9999 10611 11553 12969 13231 16743 21087 21513 27903 29997 34659 38907 39693 42361 50229 61391 63261 64539 78881 83709 89991 102311 103977 116721 119079 127083 145541 150687 184173 193617 236643 251127 273421 306933 311931 357237 381249 388951 396251 436623 452061 504481 552519 563681 580851 709929 731111 753381 820263 920799 939401 1071711 1143747 1166853 1188753 1309869 1513443 1657557 1691043 2129787 2193333 2460789 2762397 2818203 3007631 3431241 3500559 3566259 3929607 4278461 4358761 4540329 4972671 5073129 5549291 6200491 6389361 6579999 7382367 8042221 8287191 8454609 9022893 10333411 10501677 10698777 11788821 12835383 13076283 13620987 15219387 16647873 18601473 19739997 21492431 22147101 24126663 25363827 27068679 27615521 31000233 31505031 32096331 35818151 38506149 39228849 40021351 40862961 45658161 49943619 50952581 51908881 55804419 59219991 64477293 72379989 73842211 76091481 81206037 82846563 93000699 107454453 115518447 117686547 120064053 149830857 152857743 155726643 167413257 193431879 217139967 221526633 236416741 243618111 248539689 279002097 303770731 322363359 346555341 353059641 360192159 393999661 440234861 449492571 458573229 467179929 502239771 560478391 570997691 580295637 651419901 664579899 709250223 745619067 812264321 837006291 911312193 967090077 1080576477 1181998983 1320704583 1375719687 1401539787 1525962601 1681435173 1712993073 1740886911 1993739697 2127750669 2170735531 2236857201 2436792963 2733936579 2815508461 2901270231 3241729431 3545996949 3617633251 3962113749 4127159061 4204619361 4577887803 5044305519 5138979219 5242796981 5981219091 6383252007 6512206593 7310378889 8201809737 8446525383 10637990847 10852899753 11886341247 13733663409 15132916557 15416937657 15728390943 16785588611 19149756021 19536619779 21931136667 23878090841 24605429211 25339576149 30970593071 31913972541 32558699259 35659023741 39793965761 41200990227 45398749671 46250812971 47185172829 50356765833 57670766791 58609859337 65793410001 71634272523 76018728447 92911779213 97676097777 119381897283 123602970681 141555518487 151070297499 154122222701 173012300373 175829578011 199901100731 214902817569 228056185341 278735337639 284366354561 293028293331 358145691849 424666555461 453210892497 462366668103 519036901119 599703302193 644708452707 836206012917 853099063683 1074437075547 1359632677491 1387100004309 1557110703357 1695344449711 1799109906579 1934125358121 2198912108041 2508618038751 2559297191049 3128029900171 3223311226641 4161300012927 4671332110071 5086033349133 5397329719737 6596736324123 7677891573147 9384089700513 12483900038781 15258100047399 16191989159211 19790208972369 20190011173831 23033674719441 28152269101539 45774300142197 59370626917107 60570033521493 84456807304617 137322900426591 178111880751321 181710100564479 222090122912141 253370421913851 545130301693437 666270368736423 1635390905080311 1998811106209269 5996433318627807 17989299955883421
• Sum of all divisors σ(n): 30265602673895424
• Sum of proper divisors (its aliquot sum) s(n): 12276302718012003
• 17989299955883421 is a deficient number, because the sum of its proper divisors (12276302718012003) is less than itself. Its deficiency is 5712997237871418

Bases of 17989299955883421

• Binary: 111111111010010010110001001001101000001101110110011101₂
• Hexadecimal: 0x3FE92C49A0DD9D
• Base-36: 4X4OAB7RST9

Squares and roots of 17989299955883421

• 17989299955883421 squared (17989299955883421²) is 323614912902747252736872542663241
• 17989299955883421 cubed (17989299955883421³) is 5821605738404608283007252739332637579966258027461
• The square root of 17989299955883421 is 134124196.0120671925
• The cube root of 17989299955883421 is 262022.1994081585

Scales and comparisons

• 17,989,299,955,883,421 seconds is equal to 572,004,094 years, 2 weeks, 3 hours, 10 minutes, 21 seconds.
• To count from 1 to 17,989,299,955,883,421 would take you about one billion, seven hundred sixteen million, twelve thousand, two hundred eighty-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 17989299955883421 cubic inches would be around 21835.2 feet tall.

Recreational maths with 17989299955883421

• 17989299955883421 backwards is 12438855999298971
• 17989299955883421 is a Harshad number.
• The number of decimal digits it has is: 17
• The sum of 17989299955883421's digits is 99
• More coming soon!