21137896796102208

Names of 21137896796102208

• Cardinal: 21137896796102208 can be written as Twenty-one quadrillion, one hundred thirty-seven trillion, eight hundred ninety-six billion, seven hundred ninety-six million, one hundred two thousand, two hundred eight.

Scientific notation

• Scientific notation: 2.1137896796102208 × 10¹⁶

Factors of 21137896796102208

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 461737563

Divisors of 21137896796102208

• Number of divisors d(n): 140
• Complete list of divisors:
  1 2 3 4 6 8 9 12 16 18 24 27 32 36 48 54 64 72 81 96 108 144 162 192 216 288 324 432 576 648 864 1296 1728 2592 5184 8831 17662 26493 35324 52986 70648 79479 105972 141296 158958 211944 238437 282592 317916 423888 476874 565184 635832 715311 847776 953748 1271664 1430622 1695552 1907496 2543328 2861244 3814992 5086656 5722488 7629984 11444976 15259968 22889952 45779904 461728727 923457454 1385186181 1846914908 2770372362 3693829816 4155558543 5540744724 7387659632 8311117086 11081489448 12466675629 14775319264 16622234172 22162978896 24933351258 29550638528 33244468344 37400026887 44325957792 49866702516 66488936688 74800053774 88651915584 99733405032 132977873376 149600107548 199466810064 265955746752 299200215096 398933620128 598400430192 797867240256 1196800860384 2393601720768 4077526388137 8155052776274 12232579164411 16310105552548 24465158328822 32620211105096 36697737493233 48930316657644 65240422210192 73395474986466 97860633315288 110093212479699 130480844420384 146790949972932 195721266630576 220186424959398 260961688840768 293581899945864 330279637439097 391442533261152 440372849918796 587163799891728 660559274878194 782885066522304 880745699837592 1174327599783456 1321118549756388 1761491399675184 2348655199566912 2642237099512776 3522982799350368 5284474199025552 7045965598700736 10568948398051104 21137896796102208
• Sum of all divisors σ(n): 62666443527570432
• Sum of proper divisors (its aliquot sum) s(n): 41528546731468224
• 21137896796102208 is an abundant number, because the sum of its proper divisors (41528546731468224) is greater than itself. Its abundance is 20390649935366016

Bases of 21137896796102208

• Binary: 1001011000110001100111000011101110101001001111001000000₂
• Hexadecimal: 0x4B18CE1DD49E40
• Base-36: 5S4RBQC2S00

Squares and roots of 21137896796102208

• 21137896796102208 squared (21137896796102208²) is 446810680962667989927461582475264
• 21137896796102208 cubed (21137896796102208³) is 9444638061585025525979282826531478648275775782912
• The square root of 21137896796102208 is 145388778.0954988563
• The cube root of 21137896796102208 is 276494.9844521067

Scales and comparisons

• 21,137,896,796,102,208 seconds is equal to 672,119,734 years, 16 weeks, 5 hours, 16 minutes, 48 seconds.
• To count from 1 to 21,137,896,796,102,208 would take you about two billion, sixteen million, three hundred fifty-nine thousand, two hundred 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 21137896796102208 cubic inches would be around 23041.2 feet tall.

Recreational maths with 21137896796102208

• 21137896796102208 backwards is 80220169769873112
• 21137896796102208 is a Harshad number.
• The number of decimal digits it has is: 17
• The sum of 21137896796102208's digits is 72
• More coming soon!