20638849000

Names of 20638849000

• Cardinal: 20638849000 can be written as Twenty billion, six hundred thirty-eight million, eight hundred forty-nine thousand.

Scientific notation

• Scientific notation: 2.0638849 × 10¹⁰

Factors of 20638849000

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 84

Divisors of 20638849000

• Number of divisors d(n): 432
• Complete list of divisors:
  1 2 4 5 7 8 10 11 14 20 22 25 28 35 40 44 49 50 55 56 59 70 77 88 98 100 110 118 121 125 140 154 175 196 200 220 236 242 245 250 275 280 295 308 350 385 392 413 440 472 484 490 500 539 550 590 605 616 649 700 770 826 847 875 968 980 1000 1078 1100 1180 1210 1225 1298 1375 1400 1475 1540 1652 1694 1750 1925 1960 2065 2156 2200 2360 2420 2450 2596 2695 2750 2891 2950 3025 3080 3245 3304 3388 3481 3500 3850 4130 4235 4312 4543 4840 4900 5192 5390 5500 5782 5900 5929 6050 6125 6490 6776 6962 7000 7139 7375 7700 8260 8470 9086 9625 9800 10325 10780 11000 11564 11800 11858 12100 12250 12980 13475 13924 14278 14455 14750 15125 15400 16225 16520 16940 17405 18172 19250 20650 21175 21560 22715 23128 23716 24200 24367 24500 25960 26950 27848 28556 28910 29500 29645 30250 31801 32450 33880 34810 35695 36344 38291 38500 41300 42350 45430 47432 48734 49000 49973 51625 53900 57112 57820 59000 59290 60500 63602 64900 67375 69620 71390 72275 76582 77000 81125 82600 84700 87025 90860 97468 99946 103250 105875 107800 113575 115640 118580 121000 121835 127204 129800 134750 139240 142780 144550 148225 153164 159005 162250 169400 170569 174050 178475 181720 191455 194936 199892 206500 211750 227150 237160 243670 249865 254408 268037 269500 285560 289100 296450 306328 318010 324500 341138 348100 349811 356950 361375 382910 399784 413000 421201 423500 435125 454300 487340 499730 536074 539000 567875 578200 592900 609175 636020 649000 682276 696200 699622 713900 722750 741125 765820 795025 842402 847000 852845 870250 892375 908600 957275 974680 999460 1072148 1135750 1185800 1218350 1249325 1272040 1340185 1364552 1399244 1427800 1445500 1482250 1531640 1590050 1684804 1705690 1740500 1749055 1784750 1876259 1914550 1998920 2106005 2144296 2271500 2436700 2498650 2680370 2798488 2891000 2948407 2964500 3045875 3180100 3369608 3411380 3481000 3498110 3569500 3752518 3829100 3975125 4212010 4264225 4543000 4786375 4873400 4997300 5360740 5896814 5929000 6091750 6246625 6360200 6700925 6822760 6996220 7139000 7505036 7658200 7950250 8424020 8528450 8745275 9381295 9572750 9994600 10530025 10721480 11793628 12183500 12493250 13401850 13992440 14742035 15010072 15900500 16848040 17056900 17490550 18762590 19145500 20638849 21060050 21321125 23587256 24367000 24986500 26803700 29484070 31801000 33504625 34113800 34981100 37525180 38291000 41277698 42120100 42642250 43726375 46906475 49973000 52650125 53607400 58968140 67009250 69962200 73710175 75050360 82555396 84240200 85284500 87452750 93812950 103194245 105300250 117936280 134018500 147420350 165110792 170569000 174905500 187625900 206388490 210600500 234532375 268037000 294840700 349811000 368550875 375251800 412776980 421201000 469064750 515971225 589681400 737101750 825553960 938129500 1031942450 1474203500 1876259000 2063884900 2579856125 2948407000 4127769800 5159712250 10319424500 20638849000
• Sum of all divisors σ(n): 62815711140
• Sum of proper divisors (its aliquot sum) s(n): 42176862140
• 20638849000 is an abundant number, because the sum of its proper divisors (42176862140) is greater than itself. Its abundance is 21538013140

Bases of 20638849000

• Binary: 10011001110001010111101011111101000₂
• Hexadecimal: 0x4CE2BD7E8
• Base-36: 9HBU5T4

Squares and roots of 20638849000

• 20638849000 squared (20638849000²) is 425962088044801000000
• 20638849000 cubed (20638849000³) is 8791367214881353074049000000000
• The square root of 20638849000 is 143662.2741014495
• The cube root of 20638849000 is 2743.0169496785

Scales and comparisons

• 20,638,849,000 seconds is equal to 656 years, 13 weeks, 13 hours, 36 minutes, 40 seconds.
• To count from 1 to 20,638,849,000 would take you about one thousand, three hundred twelve 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 20638849000 cubic inches would be around 228.6 feet tall.

Recreational maths with 20638849000

• 20638849000 backwards is 00094883602
• 20638849000 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 20638849000's digits is 40
• More coming soon!