21400875085018716

Names of 21400875085018716

• Cardinal: 21400875085018716 can be written as Twenty-one quadrillion, four hundred trillion, eight hundred seventy-five billion, eighty-five million, eighteen thousand, seven hundred sixteen.

Scientific notation

• Scientific notation: 2.1400875085018716 × 10¹⁶

Factors of 21400875085018716

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 696

Divisors of 21400875085018716

• Number of divisors d(n): 432
• Complete list of divisors:
  1 2 3 4 6 7 9 12 14 18 21 28 36 42 49 63 84 98 126 147 193 196 252 294 343 386 441 491 579 588 686 772 882 982 1029 1158 1351 1372 1473 1737 1764 1964 2058 2316 2702 2946 3087 3437 3474 4053 4116 4419 5404 5892 6174 6874 6948 8106 8838 9457 10311 12159 12348 13748 16212 17676 18914 20622 24059 24318 28371 30933 37249 37828 41244 48118 48636 56742 61866 66199 72177 74498 85113 94763 96236 111747 113484 123732 132398 144354 148996 168413 170226 189526 198597 216531 223494 241081 260743 264796 284289 288708 335241 336826 340452 379052 397194 433062 446988 482162 505239 521486 568578 595791 663341 670482 673652 723243 782229 794388 852867 866124 964324 1010478 1042972 1137156 1191582 1326682 1340964 1446486 1515717 1564458 1687567 1705734 1825201 1990023 2020956 2169729 2346687 2383164 2653364 2892972 3031434 3128916 3375134 3411468 3650402 3980046 4339458 4643387 4693374 5062701 5475603 5970069 6062868 6750268 7189057 7300804 7960092 8678916 9286774 9386748 10125402 10951206 11812969 11940138 12776407 13930161 14378114 15188103 16426809 18289259 18573548 20250804 21567171 21902412 23625938 23880276 25552814 27860322 28756228 30376206 32503709 32853618 35438907 36578518 38329221 41790483 43134342 46528633 47251876 50323399 51105628 54867777 55720644 60752412 64701513 65007418 65707236 70877814 73157036 76658442 82690783 83580966 86268684 93057266 97511127 100646798 106316721 109735554 114987663 128024813 129403026 130014836 139585899 141755628 150970197 153316884 164603331 165381566 167161932 186114532 195022254 201293596 212633442 219471108 229975326 248072349 256049626 258806052 279171798 292533381 301940394 325700431 329206662 330763132 352263793 384074439 390044508 418757697 425266884 452910591 459950652 496144698 512099252 558343596 585066762 603880788 651400862 658413324 704527586 744217047 768148878 837515394 896173691 905821182 977101293 992289396 1056791379 1152223317 1170133524 1302801724 1409055172 1488434094 1536297756 1675030788 1792347382 1811642364 1954202586 2113582758 2279903017 2304446634 2465846551 2688521073 2931303879 2976868188 3170374137 3529826987 3584694764 3908405172 4227165516 4559806034 4608893268 4931693102 5377042146 5862607758 6273215837 6340748274 6839709051 7059653974 7397539653 8065563219 8980026169 9119612068 9863386204 10589480961 10754084292 11725215516 12546431674 12681496548 13679418102 14119307948 14795079306 15959321119 16131126438 17960052338 18819647511 20519127153 21178961922 22192618959 24708788909 25092863348 26940078507 27358836204 29590158612 31768442883 31918642238 32262252876 35920104676 37639295022 41038254306 42357923844 44385237918 47877963357 49417577818 53880157014 56458942533 62860183183 63536885766 63837284476 74126366727 75278590044 80820235521 82076508612 88770475836 95755926714 98835155636 107760314028 112917885066 125720366366 127073771532 143633890071 148252733454 161640471042 172961522363 188580549549 191511853428 222379100181 225835770132 251440732732 287267780142 296505466908 323280942084 345923044726 377161099098 440021282281 444758200362 518884567089 565741648647 574535560284 691846089452 754322198196 880042564562 889516400724 1037769134178 1131483297294 1210730656541 1320063846843 1556653701267 1733145050617 1760085129124 2075538268356 2262966594588 2421461313082 2640127693686 3080148975967 3113307402534 3466290101234 3632191969623 3960191540529 4842922626164 5199435151851 5280255387372 6160297951934 6226614805068 6932580202468 7264383939246 7920383081058 9240446927901 10398870303702 10896575908869 12132015354319 12320595903868 14528767878492 15598305455553 15840766162116 18480893855802 20797740607404 21793151817738 24264030708638 27721340783703 31196610911106 36396046062957 36961787711604 43586303635476 48528061417276 55442681567406 62393221822212 72792092125914 84924107480233 109188138188871 110885363134812 145584184251828 169848214960466 218376276377742 254772322440699 339696429920932 436752552755484 509544644881398 594468752361631 764316967322097 1019089289762796 1188937504723262 1528633934644194 1783406257084893 2377875009446524 3057267869288388 3566812514169786 5350218771254679 7133625028339572 10700437542509358 21400875085018716
• Sum of all divisors σ(n): 63544473155800000
• Sum of proper divisors (its aliquot sum) s(n): 42143598070781284
• 21400875085018716 is an abundant number, because the sum of its proper divisors (42143598070781284) is greater than itself. Its abundance is 20742722985762568

Bases of 21400875085018716

• Binary: 1001100000001111111101110000101010100110011011001011100₂
• Hexadecimal: 0x4C07FB8553365C
• Base-36: 5UPZ6AFEE70

Squares and roots of 21400875085018716

• 21400875085018716 squared (21400875085018716²) is 457997454404574834781182070288656
• 21400875085018716 cubed (21400875085018716³) is 9801546310968860972043226817496981552163282485696
• The square root of 21400875085018716 is 146290379.3317206353
• The cube root of 21400875085018716 is 277636.8941109987

Scales and comparisons

• 21,400,875,085,018,716 seconds is equal to 680,481,630 years, 23 weeks, 3 days, 18 minutes, 36 seconds.
• To count from 1 to 21,400,875,085,018,716 would take you about two billion, forty-one million, four hundred forty-four thousand, eight hundred ninety-one 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 21400875085018716 cubic inches would be around 23136.4 feet tall.

Recreational maths with 21400875085018716

• 21400875085018716 backwards is 61781058057800412
• 21400875085018716 is a Harshad number.
• The number of decimal digits it has is: 17
• The sum of 21400875085018716's digits is 63
• More coming soon!