642874319297100

Names of 642874319297100

• Cardinal: 642874319297100 can be written as Six hundred forty-two trillion, eight hundred seventy-four billion, three hundred nineteen million, two hundred ninety-seven thousand, one hundred.

Scientific notation

• Scientific notation: 6.428743192971 × 10¹⁴

Factors of 642874319297100

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 254848

Divisors of 642874319297100

• Number of divisors d(n): 162
• Complete list of divisors:
  1 2 3 4 5 6 9 10 11 12 15 18 20 22 25 30 33 36 44 45 50 55 60 66 75 90 99 100 110 132 150 165 180 198 220 225 275 300 330 396 450 495 550 660 825 900 990 1100 1650 1980 2475 3300 4950 9900 254827 509654 764481 1019308 1274135 1528962 2293443 2548270 2803097 3057924 3822405 4586886 5096540 5606194 6370675 7644810 8409291 9173772 11212388 11467215 12741350 14015485 15289620 16818582 19112025 22934430 25227873 25482700 28030970 33637164 38224050 42046455 45868860 50455746 56061940 57336075 70077425 76448100 84092910 100911492 114672150 126139365 140154850 168185820 210232275 229344300 252278730 280309700 420464550 504557460 630696825 840929100 1261393650 2522787300 64936799929 129873599858 194810399787 259747199716 324683999645 389620799574 584431199361 649367999290 714304799219 779241599148 974051998935 1168862398722 1298735998580 1428609598438 1623419998225 1948103997870 2142914397657 2337724797444 2857219196876 2922155996805 3246839996450 3571523996095 3896207995740 4285828795314 4870259994675 5844311993610 6428743192971 6493679992900 7143047992190 8571657590628 9740519989350 10714571988285 11688623987220 12857486385942 14286095984380 14610779984025 17857619980475 19481039978700 21429143976570 25714972771884 29221559968050 32143715964855 35715239960950 42858287953140 53572859941425 58443119936100 64287431929710 71430479921900 107145719882850 128574863859420 160718579824275 214291439765700 321437159648550 642874319297100
• Sum of all divisors σ(n): 2198249177633964
• Sum of proper divisors (its aliquot sum) s(n): 1555374858336864
• 642874319297100 is an abundant number, because the sum of its proper divisors (1555374858336864) is greater than itself. Its abundance is 912500539039764

Bases of 642874319297100

• Binary: 10010010001011000011010111011011111101101001001100₂
• Hexadecimal: 0x248B0D76FDA4C
• Base-36: 6BVODV6PN0

Squares and roots of 642874319297100

• 642874319297100 squared (642874319297100²) is 413287390411709681438068410000
• 642874319297100 cubed (642874319297100³) is 265691849785002674771524116109412914611000000
• The square root of 642874319297100 is 25354966.3635568645
• The cube root of 642874319297100 is 86306.2060551793

Scales and comparisons

• 642,874,319,297,100 seconds is equal to 20,441,414 years, 42 weeks, 1 day, 20 hours, 45 minutes.
• To count from 1 to 642,874,319,297,100 would take you about fifty-one million, one hundred three thousand, five hundred thirty-seven 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 642874319297100 cubic inches would be around 7192.2 feet tall.

Recreational maths with 642874319297100

• 642874319297100 backwards is 001792913478246
• The number of decimal digits it has is: 15
• The sum of 642874319297100's digits is 63
• More coming soon!