394934744841021

Names of 394934744841021

• Cardinal: 394934744841021 can be written as Three hundred ninety-four trillion, nine hundred thirty-four billion, seven hundred forty-four million, eight hundred forty-one thousand and twenty-one.

Scientific notation

• Scientific notation: 3.94934744841021 × 10¹⁴

Factors of 394934744841021

• Number of distinct prime factors ω(n): 8
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 58082

Divisors of 394934744841021

• Number of divisors d(n): 384
• Complete list of divisors:
  1 3 7 9 11 19 21 33 57 61 63 67 77 99 127 133 171 183 201 209 231 381 399 427 469 549 603 627 671 693 737 889 1143 1159 1197 1273 1281 1397 1407 1463 1881 2013 2211 2413 2667 3477 3819 3843 4087 4191 4221 4389 4697 5159 6039 6633 7239 7747 8001 8113 8509 8911 9779 10431 11457 12261 12573 12749 13167 14003 14091 15477 16891 21717 23241 24339 25527 26543 26733 28609 29337 36783 38247 42009 42273 44957 46431 50673 54229 57787 59563 69723 73017 76581 77653 79629 80199 85217 85827 88011 89243 93599 98021 114741 126027 134871 147193 152019 161671 162687 173361 178689 185801 232959 238887 255651 257481 267729 280797 294063 314699 404509 404613 441579 485013 488061 519049 520083 536067 543571 557403 596519 635657 655193 698877 766953 803187 842391 854183 882189 944097 1030351 1097953 1131697 1213527 1324737 1455039 1557147 1619123 1630713 1672209 1778381 1789557 1906971 1965579 2562549 2832291 3091053 3293859 3395091 3525007 3633343 3640581 3871729 4449599 4671441 4857369 4892139 5335143 5368671 5709539 5720913 5896737 5979281 7338949 7685671 7687647 9273159 9861931 9881577 10185273 10575021 10900029 11333861 11615187 12077483 12448667 13348797 14572107 16005429 17128617 17937843 22016847 23057013 24675049 27102103 29585793 31725063 32700087 34001583 34845561 36232449 37346001 38775077 39966773 40046391 42589019 51372643 51385851 53813529 66050541 66975133 69033517 69171039 73562851 74025147 80728439 81306309 84542381 88757379 102004749 108481241 108697347 112038003 116325231 119900319 127767057 139440031 154117929 200925399 207100551 220688553 222075441 236175469 242185317 243918927 253627143 271425539 298123133 325443723 348975693 359700957 383301171 418320093 447675889 462353787 468825931 491709583 514939957 565099073 602776197 621301653 662065659 708526407 726555951 736726463 759368687 760881429 809191361 814276617 894369399 976080217 976331169 1254960279 1343027667 1406477793 1475128749 1533840341 1544819871 1653228283 1695297219 2125579221 2210179389 2278106061 2427574083 2442829851 2597930159 2683108197 2928240651 3133731223 3441967081 4029083001 4219433379 4425386247 4487333911 4601521023 4634459613 4924434779 4959684849 5085891657 5157085241 5408805413 5664339527 6630538167 6834318183 7282722249 7793790477 8505841891 8784721953 9342482077 9401193669 10325901243 10736882387 13462001733 13804563069 14773304337 14879054547 15471255723 16226416239 16993018581 18185511113 23381371431 25517525673 28027446231 28203581007 29994284563 30977703729 31411337377 32210647161 34471043453 37861637891 40386005199 44319913011 46413767169 48679248717 49360673021 50979055743 54556533339 59540893237 65397374539 76552577019 84082338693 89982853689 93564260801 94234012131 96631941483 102767302847 103413130359 113584913673 148082019063 163669600017 178622679711 196192123617 209959991941 269948561067 280692782403 282702036393 308301908541 310239391077 329937130193 340754741019 345524711147 444246057189 535868039133 569891406697 588576370851 629879975823 654949825607 719371119929 842078347209 924905725623 989811390579 1036574133441 1709674220091 1889639927469 1964849476821 2158113359787 2309559911351 2969434171737 3109722400323 3989239846879 5129022660273 5894548430463 6268805473667 6474340079361 6928679734053 11967719540637 18806416421001 20786039202159 35903158621911 43881638315669 56419249263003 131644914947007 394934744841021
• Sum of all divisors σ(n): 778382058455040
• Sum of proper divisors (its aliquot sum) s(n): 383447313614019
• 394934744841021 is a deficient number, because the sum of its proper divisors (383447313614019) is less than itself. Its deficiency is 11487431227002

Bases of 394934744841021

• Binary: 1011001110011000011101001001011001111101100111101₂
• Hexadecimal: 0x16730E92CFB3D
• Base-36: 3VZQIM5YD9

Squares and roots of 394934744841021

• 394934744841021 squared (394934744841021²) is 155973452682642363374564322441
• 394934744841021 cubed (394934744841021³) is 61599335737192424171497099882409251127652261
• The square root of 394934744841021 is 19872965.1748555381
• The cube root of 394934744841021 is 73368.2985480027

Scales and comparisons

• 394,934,744,841,021 seconds is equal to 12,557,703 years, 14 weeks, 1 day, 5 hours, 10 minutes, 21 seconds.
• To count from 1 to 394,934,744,841,021 would take you about thirty-one million, three hundred ninety-four thousand, two hundred fifty-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 394934744841021 cubic inches would be around 6114 feet tall.

Recreational maths with 394934744841021

• 394934744841021 backwards is 120148447439493
• 394934744841021 is a Harshad number.
• The number of decimal digits it has is: 15
• The sum of 394934744841021's digits is 63
• More coming soon!