21821047730118

Names of 21821047730118

• Cardinal: 21821047730118 can be written as Twenty-one trillion, eight hundred twenty-one billion, forty-seven million, seven hundred thirty thousand, one hundred eighteen.

Scientific notation

• Scientific notation: 2.1821047730118 × 10¹³

Factors of 21821047730118

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 805100

Divisors of 21821047730118

• Number of divisors d(n): 288
• Complete list of divisors:
  1 2 3 6 7 9 13 14 18 19 21 26 38 39 42 57 63 67 78 91 114 117 126 133 134 169 171 182 201 234 247 266 273 338 342 399 402 469 494 507 546 603 741 798 819 871 938 1014 1183 1197 1206 1273 1407 1482 1521 1638 1729 1742 2223 2366 2394 2546 2613 2814 3042 3211 3458 3549 3819 4221 4446 5187 5226 6097 6422 7098 7638 7839 8442 8911 9633 10374 10647 11323 11457 12194 15561 15678 16549 17822 18291 19266 21294 22477 22646 22914 26733 28899 31122 33098 33969 36582 44954 49647 53466 54873 57798 67431 67938 79261 80199 99294 101907 109746 115843 134862 148941 158522 160398 202293 203814 215137 231686 237783 297882 347529 404586 430274 475566 645411 695058 713349 804989 1042587 1290822 1426698 1505959 1609978 1936233 2085174 2414967 3011918 3872466 4517877 4829934 5634923 7244901 9035754 10464857 11269846 13553631 14489802 15294791 16904769 20929714 27107262 30589582 31394571 33809538 45884373 50714307 53934263 62789142 73253999 91768746 94183713 101428614 107063537 107868526 136043141 137653119 146507998 161802789 188367426 198832283 214127074 219761997 272086282 275306238 321190611 323605578 377539841 397664566 408129423 439523994 485408367 596496849 642381222 659285991 701145419 755079682 816258846 952301987 963571833 970816734 1024750997 1132619523 1192993698 1224388269 1318571982 1391825981 1402290838 1789490547 1904603974 1927143666 2049501994 2103436257 2265239046 2448776538 2584819679 2783651962 2856905961 3074252991 3397858569 3578981094 4175477943 4206872514 4908017933 5169639358 5713811922 6148505982 6310308771 6795717138 7173256979 7754459037 8350955886 8570717883 9114890447 9222758973 9816035866 12526433829 12620617542 13321762961 14346513958 14724053799 15508918074 17141435766 18093737753 18229780894 18445517946 21519770937 23263377111 25052867658 26643525922 27344671341 29448107598 36187475506 39965288883 43039541874 44172161397 46526754222 54281213259 54689342682 63804233129 64559312811 79930577766 82034014023 88344322794 93252340727 108562426518 119895866649 127608466258 129118625622 162843639777 164068028046 173182918493 186504681454 191412699387 239791733298 279757022181 325687279554 346365836986 382825398774 519548755479 559514044362 574238098161 839271066543 1039097510958 1148476196322 1212280429451 1558646266437 1678542133086 2424560858902 3117292532874 3636841288353 7273682576706 10910523865059 21821047730118
• Sum of all divisors σ(n): 62507924294400
• Sum of proper divisors (its aliquot sum) s(n): 40686876564282
• 21821047730118 is an abundant number, because the sum of its proper divisors (40686876564282) is greater than itself. Its abundance is 18865828834164

Bases of 21821047730118

• Binary: 100111101100010011011110011000110111111000110₂
• Hexadecimal: 0x13D89BCC6FC6
• Base-36: 7QGG8EYTI

Squares and roots of 21821047730118

• 21821047730118 squared (21821047730118²) is 476158124040087920164293924
• 21821047730118 cubed (21821047730118³) is 10390269151762205597938217531932379203032
• The square root of 21821047730118 is 4671300.4324404141
• The cube root of 21821047730118 is 27944.2119344617

Scales and comparisons

• 21,821,047,730,118 seconds is equal to 693,841 years, 42 weeks, 4 days, 19 hours, 15 minutes, 18 seconds.
• To count from 1 to 21,821,047,730,118 would take you about one million, seven hundred thirty-four thousand, six hundred four 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 21821047730118 cubic inches would be around 2328.7 feet tall.

Recreational maths with 21821047730118

• 21821047730118 backwards is 81103774012812
• The number of decimal digits it has is: 14
• The sum of 21821047730118's digits is 45
• More coming soon!