21742163428290648

Names of 21742163428290648

• Cardinal: 21742163428290648 can be written as Twenty-one quadrillion, seven hundred forty-two trillion, one hundred sixty-three billion, four hundred twenty-eight million, two hundred ninety thousand, six hundred forty-eight.

Scientific notation

• Scientific notation: 2.1742163428290648 × 10¹⁶

Factors of 21742163428290648

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 6294

Divisors of 21742163428290648

• Number of divisors d(n): 192
• Complete list of divisors:
  1 2 3 4 6 7 8 12 14 21 24 28 42 56 84 151 168 302 453 604 906 1057 1208 1812 2114 3171 3624 4228 6131 6342 8456 12262 12684 18393 22801 24524 25368 36786 42917 45602 49048 68403 73572 85834 91204 128751 136806 147144 159607 171668 182408 257502 273612 319214 343336 478821 515004 547224 638428 925781 957642 1030008 1276856 1851562 1915284 2777343 3442951 3703124 3830568 5554686 6480467 6885902 7406248 10328853 11109372 12960934 13771804 19441401 20657706 22218744 24100657 25921868 27543608 37589161 38882802 41315412 48201314 51843736 72301971 75178322 77765604 82630824 96402628 112767483 139792931 144603942 150356644 155531208 192805256 225534966 263124127 279585862 289207884 300713288 419378793 451069932 526248254 559171724 578415768 789372381 838757586 902139864 978550517 1052496508 1118343448 1578744762 1677515172 1957101034 2104993016 2935651551 3157489524 3355030344 3914202068 5675963311 5871303102 6314979048 7828404136 11351926622 11742606204 17027889933 21108732581 22703853244 23485212408 34055779866 39731743177 42217465162 45407706488 63326197743 68111559732 79463486354 84434930324 119195229531 126652395486 136223119464 147761128067 158926972708 168869860648 238390459062 253304790972 295522256134 317853945416 443283384201 476780918124 506609581944 591044512268 857070459961 886566768402 953561836248 1182089024536 1714140919922 1773133536804 2571211379883 3428281839844 3546267073608 5142422759766 5999493219727 6856563679688 10284845519532 11998986439454 17998479659181 20569691039064 23997972878908 35996959318362 47995945757816 71993918636724 129417639454111 143987837273448 258835278908222 388252918362333 517670557816444 776505836724666 905923476178777 1035341115632888 1553011673449332 1811846952357554 2717770428536331 3106023346898664 3623693904715108 5435540857072662 7247387809430216 10871081714145324 21742163428290648
• Sum of all divisors σ(n): 62544804667138560
• Sum of proper divisors (its aliquot sum) s(n): 40802641238847912
• 21742163428290648 is an abundant number, because the sum of its proper divisors (40802641238847912) is greater than itself. Its abundance is 19060477810557264

Bases of 21742163428290648

• Binary: 1001101001111100110000111100111110010101011000001011000₂
• Hexadecimal: 0x4D3E61E7CAB058
• Base-36: 5Y2YBZN6HCO

Squares and roots of 21742163428290648

• 21742163428290648 squared (21742163428290648²) is 472721670542499343816127164259904
• 21742163428290648 cubed (21742163428290648³) is 10277991817029589760932834336650503163628724577792
• The square root of 21742163428290648 is 147452241.1775780639
• The cube root of 21742163428290648 is 279104.9798210677

Scales and comparisons

• 21,742,163,428,290,648 seconds is equal to 691,333,544 years, 4 weeks, 5 days, 15 hours, 50 minutes, 48 seconds.
• To count from 1 to 21,742,163,428,290,648 would take you about two billion, seventy-four million, six hundred thirty-two 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 21742163428290648 cubic inches would be around 23258.7 feet tall.

Recreational maths with 21742163428290648

• 21742163428290648 backwards is 84609282436124712
• The number of decimal digits it has is: 17
• The sum of 21742163428290648's digits is 69
• More coming soon!