21050050979790

Names of 21050050979790

• Cardinal: 21050050979790 can be written as Twenty-one trillion, fifty billion, fifty million, nine hundred seventy-nine thousand, seven hundred ninety.

Scientific notation

• Scientific notation: 2.105005097979 × 10¹³

Factors of 21050050979790

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 135972

Divisors of 21050050979790

• Number of divisors d(n): 320
• Complete list of divisors:
  1 2 3 5 6 7 9 10 14 15 18 21 27 30 35 42 45 54 63 67 70 81 90 105 126 134 135 162 189 201 210 270 315 335 378 402 405 409 469 567 603 630 670 810 818 938 945 1005 1134 1206 1227 1407 1809 1890 2010 2045 2345 2454 2814 2835 2863 3015 3618 3681 4090 4221 4690 5427 5670 5726 6030 6135 7035 7362 8442 8589 9045 10854 11043 12270 12663 14070 14315 17178 18090 18405 21105 22086 25326 25767 27135 27403 28630 33129 36810 37989 42210 42945 51534 54270 54806 55215 63315 66258 75978 77301 82209 85890 110430 126630 128835 135479 137015 154602 164418 165645 189945 191821 231903 246627 257670 270958 274030 331290 379890 383642 386505 406437 411045 463806 493254 575463 677395 739881 773010 812874 822090 948353 959105 1150926 1159515 1219311 1233135 1354790 1479762 1726389 1896706 1918210 2032185 2219643 2319030 2438622 2466270 2845059 2877315 3452778 3657933 3699405 4064370 4439286 4741765 5179167 5690118 5754630 6096555 7315866 7398810 8535177 8631945 9077093 9483530 10358334 10973799 11098215 12193110 14225295 15537501 17070354 17263890 18154186 18289665 21947598 22196430 25605531 25895835 27231279 28450590 31075002 36579330 42675885 45385465 51211062 51791670 54462558 54868995 55410911 63539651 76816593 77687505 81693837 85351770 90770930 109737990 110821822 127079302 128027655 136156395 153633186 155375010 163387674 166232733 190618953 245081511 256055310 272312790 277054555 317698255 332465466 381237906 384082965 387876377 408469185 490163022 498698199 554109110 571856859 635396510 735244533 768165930 775752754 816938370 831163665 953094765 997396398 1143713718 1163629131 1225407555 1470489066 1496094597 1662327330 1715570577 1906189530 1939381885 2327258262 2450815110 2493490995 2859284295 2992189194 3431141154 3490887393 3676222665 3712531037 3878763770 4488283791 4986981990 5146711731 5718568590 5818145655 6981774786 7352445330 7425062074 7480472985 8577852885 8976567582 10293423462 10472662179 11137593111 11636291310 14960945970 17155705770 17454436965 18562655185 20945324358 22275186222 22441418955 25733558655 25987717259 31417986537 33412779333 34908873930 37125310370 44882837910 51467117310 51975434518 52363310895 55687965555 62835973074 66825558666 77963151777 100238337999 104726621790 111375931110 129938586295 155926303554 157089932685 167063896665 200476675998 233889455331 259877172590 300715013997 314179865370 334127793330 389815758885 467778910662 501191689995 601430027994 701668365993 779631517770 1002383379990 1169447276655 1403336731986 1503575069985 2105005097979 2338894553310 3007150139970 3508341829965 4210010195958 7016683659930 10525025489895 21050050979790
• Sum of all divisors σ(n): 65813626137600
• Sum of proper divisors (its aliquot sum) s(n): 44763575157810
• 21050050979790 is an abundant number, because the sum of its proper divisors (44763575157810) is greater than itself. Its abundance is 23713524178020

Bases of 21050050979790

• Binary: 100110010010100011000110011111010011111001110₂
• Hexadecimal: 0x132518CFA7CE
• Base-36: 7GM9CUUVI

Squares and roots of 21050050979790

• 21050050979790 squared (21050050979790²) is 443104646251757938988444100
• 21050050979790 cubed (21050050979790³) is 9327375392981318554613608768692644739000
• The square root of 21050050979790 is 4588033.4545194851
• The cube root of 21050050979790 is 27611.1429223411

Scales and comparisons

• 21,050,050,979,790 seconds is equal to 669,326 years, 26 weeks, 3 days, 7 hours, 16 minutes, 30 seconds.
• To count from 1 to 21,050,050,979,790 would take you about one million, six hundred seventy-three thousand, three hundred sixteen 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 21050050979790 cubic inches would be around 2300.9 feet tall.

Recreational maths with 21050050979790

• 21050050979790 backwards is 09797905005012
• 21050050979790 is a Harshad number.
• The number of decimal digits it has is: 14
• The sum of 21050050979790's digits is 54
• More coming soon!