1491228365399864

Names of 1491228365399864

• Cardinal: 1491228365399864 can be written as One quadrillion, four hundred ninety-one trillion, two hundred twenty-eight billion, three hundred sixty-five million, three hundred ninety-nine thousand, eight hundred sixty-four.

Scientific notation

• Scientific notation: 1.491228365399864 × 10¹⁵

Factors of 1491228365399864

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 8123

Divisors of 1491228365399864

• Number of divisors d(n): 216
• Complete list of divisors:
  1 2 4 7 8 13 14 26 28 49 52 56 91 98 104 169 182 196 338 343 364 392 637 676 686 728 1183 1274 1352 1372 2366 2401 2548 2744 4459 4732 4802 5096 8101 8281 8918 9464 9604 16202 16562 16807 17836 19208 31213 32404 33124 33614 35672 56707 57967 62426 64808 66248 67228 105313 113414 115934 124852 134456 210626 218491 226828 231868 249704 396949 405769 421252 436982 453656 463736 737191 793898 811538 842504 873964 1369069 1474382 1587796 1623076 1747928 2738138 2778643 2840383 2948764 3175592 3246152 5160337 5476276 5557286 5680766 5897528 9583483 10320674 10952552 11114572 11361532 19166966 19450501 20641348 22229144 22723064 36122359 38333932 38901002 41282696 65626201 67084381 72244718 76667864 77802004 131252402 134168762 136153507 144489436 155604008 252856513 262504804 268337524 272307014 288978872 459383407 469590667 505713026 525009608 536675048 544614028 853140613 918766814 939181334 1011426052 1089228056 1706281226 1769995591 1837533628 1878362668 2022852104 3215683849 3287134669 3412562452 3539991182 3675067256 3756725336 5971984291 6431367698 6574269338 6825124904 7079982364 11090827969 11943968582 12862735396 13148538676 14159964728 22181655938 22509786943 23009942683 23887937164 25725470792 26297077352 41803890037 44363311876 45019573886 46019885366 47775874328 77635795783 83607780074 88726623752 90039147772 92039770732 155271591566 157568508601 167215560148 180078295544 184079541464 292627230259 310543183132 315137017202 334431120296 543450570481 585254460518 621086366264 630274034404 1086901140962 1102979560207 1170508921036 1260548068808 2048390611813 2173802281924 2205959120414 2341017842072 3804153993367 4096781223626 4347604563848 4411918240828 7608307986734 8193562447252 8823836481656 14338734282691 15216615973468 16387124894504 26629077953569 28677468565382 30433231946936 53258155907138 57354937130764 106516311814276 114709874261528 186403545674983 213032623628552 372807091349966 745614182699932 1491228365399864
• Sum of all divisors σ(n): 3532698099299880
• Sum of proper divisors (its aliquot sum) s(n): 2041469733900016
• 1491228365399864 is an abundant number, because the sum of its proper divisors (2041469733900016) is greater than itself. Its abundance is 550241368500152

Bases of 1491228365399864

• Binary: 101010011000100001110101000111111111010011100111000₂
• Hexadecimal: 0x54C43A8FFA738
• Base-36: EOLGUQDT88

Squares and roots of 1491228365399864

• 1491228365399864 squared (1491228365399864²) is 2223762037773150303044611218496
• 1491228365399864 cubed (1491228365399864³) is 3316137028626725550780593082195078259312684544
• The square root of 1491228365399864 is 38616426.1085857607
• The cube root of 1491228365399864 is 114247.8542250585

Scales and comparisons

• 1,491,228,365,399,864 seconds is equal to 47,416,449 years, 18 weeks, 11 hours, 57 minutes, 44 seconds.
• To count from 1 to 1,491,228,365,399,864 would take you about one hundred forty-two million, two hundred forty-nine thousand, three hundred forty-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 1491228365399864 cubic inches would be around 9520.7 feet tall.

Recreational maths with 1491228365399864

• 1491228365399864 backwards is 4689935638221941
• The number of decimal digits it has is: 16
• The sum of 1491228365399864's digits is 80
• More coming soon!