21050555327505

Names of 21050555327505

• Cardinal: 21050555327505 can be written as Twenty-one trillion, fifty billion, five hundred fifty-five million, three hundred twenty-seven thousand, five hundred five.

Scientific notation

• Scientific notation: 2.1050555327505 × 10¹³

Factors of 21050555327505

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 293132

Divisors of 21050555327505

• Number of divisors d(n): 160
• Complete list of divisors:
  1 3 5 9 11 15 27 31 33 45 55 81 93 99 135 155 165 279 297 341 405 465 495 521 837 891 1023 1395 1485 1563 1705 2511 2605 3069 4185 4455 4689 5115 5731 7815 9207 12555 14067 15345 16151 17193 23445 27621 28655 42201 46035 48453 51579 70335 80755 85965 138105 145359 154737 177661 211005 242265 257895 292561 436077 464211 532983 726795 773685 877683 888305 1308231 1462805 1598949 2180385 2321055 2633049 2664915 3218171 4388415 4796847 6541155 7899147 7994745 9069391 9654513 13165245 14390541 16090855 23697441 23984235 27208173 28963539 39495735 45346955 48272565 71952705 81624519 86890617 99763301 118487205 136040865 144817695 152424281 244873557 260671851 299289903 408122595 434453085 457272843 498816505 734620671 762121405 897869709 1224367785 1303359255 1371818529 1496449515 1676667091 2286364215 2693609127 3673103355 4115455587 4489348545 4725152711 5030001273 6859092645 8080827381 8383335455 12346366761 13468045635 14175458133 15090003819 20577277935 23625763555 25150006365 40404136905 42526374399 45270011457 51976679821 61731833805 70877290665 75450019095 127579123197 135810034371 155930039463 212631871995 226350057285 259883399105 382737369591 467790118389 637895615985 679050171855 779650197315 1403370355167 1913686847955 2338950591945 4210111065501 7016851775835 21050555327505
• Sum of all divisors σ(n): 42575157605376
• Sum of proper divisors (its aliquot sum) s(n): 21524602277871
• 21050555327505 is an abundant number, because the sum of its proper divisors (21524602277871) is greater than itself. Its abundance is 474046950366

Bases of 21050555327505

• Binary: 100110010010100110110110111110110010000010001₂
• Hexadecimal: 0x132536DF6411
• Base-36: 7GMHP4S29

Squares and roots of 21050555327505

• 21050555327505 squared (21050555327505²) is 443125879596349137809525025
• 21050555327505 cubed (21050555327505³) is 9328045845492266521864310440947368312625
• The square root of 21050555327505 is 4588088.4175770851
• The cube root of 21050555327505 is 27611.3634365439

Scales and comparisons

• 21,050,555,327,505 seconds is equal to 669,342 years, 28 weeks, 2 days, 15 hours, 51 minutes, 45 seconds.
• To count from 1 to 21,050,555,327,505 would take you about one million, six hundred seventy-three thousand, three hundred fifty-six 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 21050555327505 cubic inches would be around 2300.9 feet tall.

Recreational maths with 21050555327505

• 21050555327505 backwards is 50572355505012
• 21050555327505 is a Harshad number.
• The number of decimal digits it has is: 14
• The sum of 21050555327505's digits is 45
• More coming soon!