21307635985107290

Names of 21307635985107290

• Cardinal: 21307635985107290 can be written as Twenty-one quadrillion, three hundred seven trillion, six hundred thirty-five billion, nine hundred eighty-five million, one hundred seven thousand, two hundred ninety.

Scientific notation

• Scientific notation: 2.130763598510729 × 10¹⁶

Factors of 21307635985107290

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 14
• Sum of prime factors: 50

Divisors of 21307635985107290

• Number of divisors d(n): 240
• Complete list of divisors:
  1 2 5 7 10 13 14 23 26 35 46 65 70 91 115 130 161 169 182 230 299 322 338 455 529 598 805 845 910 1058 1183 1495 1610 1690 2093 2366 2645 2990 3703 3887 4186 5290 5915 6877 7406 7774 10465 11830 12167 13754 18515 19435 20930 24334 27209 34385 37030 38870 48139 54418 60835 68770 85169 89401 96278 121670 136045 158171 170338 178802 240695 272090 279841 316342 425845 447005 481390 559682 625807 790855 851690 894010 1107197 1251614 1399205 1581710 1958887 2056223 2214394 2798410 3129035 3637933 3917774 4112446 5535985 6258070 6436343 7275866 9794435 10281115 11071970 12872686 14393561 18189665 19588870 20562230 25465531 28787122 32181715 36379330 45054401 47293129 50931062 64363430 71967805 83672459 90108802 94586258 127327655 143935610 148035889 167344918 225272005 236465645 254655310 296071778 331051903 418362295 450544010 472931290 585707213 662103806 740179445 836724590 1036251223 1087741967 1171414426 1480358890 1655259515 1924466557 2072502446 2175483934 2928536065 3310519030 3404825447 3848933114 5181256115 5438709835 5857072130 6809650894 7614193769 9622332785 10362512230 10877419670 13471265899 15228387538 17024127235 19244665570 23833778129 25018065241 26942531798 34048254470 38070968845 44262730811 47667556258 50036130482 67356329495 76141937690 78310985281 88525461622 119168890645 125090326205 134712658990 156621970562 175126456687 221313654055 238337781290 250180652410 309839115677 350252913374 391554926405 442627308110 548176896967 575415500543 619678231354 783109852810 875632283435 1018042808653 1096353793934 1150831001086 1549195578385 1751264566870 1801152661463 2036085617306 2740884484835 2877077502715 3098391156770 3602305322926 4027908503801 5090214043265 5481768969670 5754155005430 7126299660571 8055817007602 9005763307315 10180428086530 12608068630241 13234556512489 14252599321142 18011526614630 20139542519005 23414984599019 25216137260482 26469113024978 35631498302855 40279085038010 46829969198038 63040343151205 66172782562445 71262996605710 92641895587423 117074922995095 126080686302410 132345565124890 163904892193133 185283791174846 234149845990190 304394799787247 327809784386266 463209477937115 608789599574494 819524460965665 926418955874230 1521973998936235 1639048921931330 2130763598510729 3043947997872470 4261527197021458 10653817992553645 21307635985107290
• Sum of all divisors σ(n): 49621428341002368
• Sum of proper divisors (its aliquot sum) s(n): 28313792355895078
• 21307635985107290 is an abundant number, because the sum of its proper divisors (28313792355895078) is greater than itself. Its abundance is 7006156370787788

Bases of 21307635985107290

• Binary: 1001011101100110010111010011001111001010100100101011010₂
• Hexadecimal: 0x4BB32E99E5495A
• Base-36: 5TSXCU6OAJE

Squares and roots of 21307635985107290

• 21307635985107290 squared (21307635985107290²) is 454015351273839112754672811144100
• 21307635985107290 cubed (21307635985107290³) is 9673993836593581175070109066042583026346150489000
• The square root of 21307635985107290 is 145971353.3029932897
• The cube root of 21307635985107290 is 277233.1053338479

Scales and comparisons

• 21,307,635,985,107,290 seconds is equal to 677,516,915 years, 25 weeks, 54 minutes, 50 seconds.
• To count from 1 to 21,307,635,985,107,290 would take you about two billion, thirty-two million, five hundred fifty thousand, seven hundred forty-six 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 21307635985107290 cubic inches would be around 23102.8 feet tall.

Recreational maths with 21307635985107290

• 21307635985107290 backwards is 09270158953670312
• The number of decimal digits it has is: 17
• The sum of 21307635985107290's digits is 68
• More coming soon!