20209573440

Names of 20209573440

• Cardinal: 20209573440 can be written as Twenty billion, two hundred nine million, five hundred seventy-three thousand, four hundred forty.

Scientific notation

• Scientific notation: 2.020957344 × 10¹⁰

Factors of 20209573440

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 14
• Sum of prime factors: 488

Divisors of 20209573440

• Number of divisors d(n): 896
• Complete list of divisors:
  1 2 3 4 5 6 7 8 9 10 12 14 15 16 18 19 20 21 24 27 28 30 32 35 36 38 40 42 43 45 48 54 56 57 60 63 64 70 72 76 80 84 86 90 95 96 105 108 112 114 120 126 129 133 135 140 144 152 160 168 171 172 180 189 190 192 210 215 216 224 228 240 252 258 266 270 280 285 288 301 304 315 320 336 342 344 360 378 380 387 399 409 420 430 432 448 456 480 504 513 516 532 540 560 570 576 602 608 630 645 665 672 684 688 720 756 760 774 798 817 818 840 855 860 864 903 912 945 960 1008 1026 1032 1064 1080 1120 1140 1161 1197 1204 1216 1227 1260 1290 1330 1344 1368 1376 1440 1505 1512 1520 1548 1596 1634 1636 1680 1710 1720 1728 1806 1824 1890 1935 1995 2016 2045 2052 2064 2128 2160 2240 2280 2322 2394 2408 2451 2454 2520 2565 2580 2660 2709 2736 2752 2863 2880 3010 3024 3040 3096 3192 3268 3272 3360 3420 3440 3591 3612 3648 3681 3780 3870 3990 4032 4085 4090 4104 4128 4256 4320 4515 4560 4644 4788 4816 4902 4908 5040 5130 5160 5320 5418 5472 5719 5726 5805 5985 6020 6048 6080 6135 6192 6384 6536 6544 6720 6840 6880 7182 7224 7353 7362 7560 7740 7771 7980 8127 8170 8180 8208 8256 8512 8589 8640 9030 9120 9288 9576 9632 9804 9816 10080 10260 10320 10640 10836 10944 11043 11438 11452 11610 11970 12040 12096 12255 12270 12384 12768 13072 13088 13545 13680 13760 14315 14364 14448 14706 14724 15120 15480 15542 15960 16254 16340 16360 16416 17157 17178 17587 17955 18060 18240 18405 18576 19152 19264 19608 19632 20160 20520 20640 21280 21672 22059 22086 22876 22904 23220 23313 23940 24080 24510 24540 24768 25536 25767 26144 26176 27090 27360 28595 28630 28728 28896 29412 29448 30240 30960 31084 31920 32508 32680 32720 32832 34314 34356 35174 35910 36120 36765 36810 37152 38304 38855 39216 39264 40635 41040 41280 42560 42945 43344 44118 44172 45752 45808 46440 46626 47880 48160 49020 49080 51471 51534 52288 52761 54180 54397 54720 55215 57190 57260 57456 57792 58824 58896 60480 61920 62168 63840 65016 65360 65440 68628 68712 69939 70348 71820 72240 73530 73620 74304 76608 77301 77710 78432 78528 81270 82080 85785 85890 86688 87935 88236 88344 91504 91616 92880 93252 95760 96320 98040 98160 102942 103068 105522 108360 108794 110295 110430 114380 114520 114912 116565 117648 117792 123109 123840 124336 127680 128835 130032 130720 130880 137256 137424 139878 140696 143640 144480 147060 147240 154413 154602 155420 156864 158283 162540 163191 164160 171570 171780 173376 175870 176472 176688 183008 183232 185760 186504 191520 196080 196320 205884 206136 209817 211044 216720 217588 220590 220860 228760 229040 229824 233130 235296 235584 246218 248672 257355 257670 260064 261440 263805 271985 274512 274848 279756 281392 287280 288960 294120 294480 308826 309204 310840 316566 325080 326382 334153 343140 343560 349695 351740 352944 353376 366016 369327 371520 373008 383040 386505 392160 392640 411768 412272 419634 422088 433440 435176 441180 441720 457520 458080 466260 470592 474849 489573 492436 497344 514710 515340 520128 527610 543970 549024 549696 559512 562784 574560 588240 588960 615545 617652 618408 621680 633132 650160 652764 668306 686280 687120 699390 703480 705888 706752 738654 746016 772065 773010 784320 791415 815955 823536 824544 839268 844176 866880 870352 882360 883440 915040 916160 932520 949698 979146 984872 1002459 1029420 1030680 1049085 1055220 1087940 1098048 1107981 1119024 1125568 1149120 1176480 1177920 1231090 1235304 1236816 1243360 1266264 1300320 1305528 1336612 1372560 1374240 1398780 1406960 1411776 1468719 1477308 1492032 1544130 1546020 1582830 1631910 1647072 1649088 1670765 1678536 1688352 1740704 1764720 1766880 1830080 1846635 1865040 1899396 1958292 1969744 2004918 2058840 2061360 2098170 2110440 2175880 2215962 2238048 2339071 2352960 2374245 2447865 2462180 2470608 2473632 2486720 2532528 2600640 2611056 2673224 2745120 2748480 2797560 2813920 2937438 2954616 3007377 3088260 3092040 3165660 3263820 3294144 3323943 3341530 3357072 3376704 3481408 3529440 3533760 3693270 3730080 3798792 3916584 3939488 4009836 4117680 4122720 4196340 4220880 4351760 4431924 4476096 4678142 4748490 4895730 4924360 4941216 4947264 5012295 5065056 5222112 5346448 5490240 5539905 5595120 5627840 5874876 5909232 6014754 6176520 6184080 6331320 6527640 6647886 6683060 6714144 7017213 7058880 7343595 7386540 7460160 7597584 7833168 7878976 8019672 8235360 8245440 8392680 8441760 8703520 8863848 9022131 9356284 9496980 9791460 9848720 9882432 10024590 10130112 10444224 10692896 11079810 11190240 11695355 11749752 11818464 12029508 12353040 12368160 12662640 13055280 13295772 13366120 13428288 14034426 14687190 14773080 15036885 15195168 15666336 16039344 16470720 16619715 16785360 16883520 17407040 17727696 18044262 18712568 18993960 19582920 19697440 20049180 21051639 21385792 22159620 22380480 23390710 23499504 23636928 24059016 24706080 24736320 25325280 26110560 26591544 26732240 28068852 29374380 29546160 30073770 30390336 31332672 32078688 33239430 33570720 35086065 35455392 36088524 37425136 37987920 39165840 39394880 40098360 42103278 44319240 45110655 46781420 46999008 48118032 49412160 50650560 52221120 53183088 53464480 56137704 58748760 59092320 60147540 63154917 64157376 66478860 67141440 70172130 70910784 72177048 74850272 75975840 78331680 80196720 84206556 88638480 90221310 93562840 93998016 96236064 105258195 106366176 106928960 112275408 117497520 118184640 120295080 126309834 132957720 140344260 144354096 149700544 151951680 156663360 160393440 168413112 177276960 180442620 187125680 192472128 210516390 212732352 224550816 234995040 240590160 252619668 265915440 280688520 288708192 315774585 320786880 336826224 354553920 360885240 374251360 421032780 449101632 469990080 481180320 505239336 531830880 561377040 577416384 631549170 673652448 721770480 748502720 842065560 962360640 1010478672 1063661760 1122754080 1263098340 1347304896 1443540960 1684131120 2020957344 2245508160 2526196680 2887081920 3368262240 4041914688 5052393360 6736524480 10104786720 20209573440
• Sum of all divisors σ(n): 87977472000
• Sum of proper divisors (its aliquot sum) s(n): 67767898560
• 20209573440 is an abundant number, because the sum of its proper divisors (67767898560) is greater than itself. Its abundance is 47558325120

Bases of 20209573440

• Binary: 10010110100100101011001111001000000₂
• Hexadecimal: 0x4B4959E40
• Base-36: 9A89AO0

Squares and roots of 20209573440

• 20209573440 squared (20209573440²) is 408426858626753433600
• 20209573440 cubed (20209573440³) is 8254132594285871065111363584000
• The square root of 20209573440 is 142160.3792904337
• The cube root of 20209573440 is 2723.8658553359

Scales and comparisons

• 20,209,573,440 seconds is equal to 642 years, 31 weeks, 2 days, 2 hours, 24 minutes.
• To count from 1 to 20,209,573,440 would take you about one thousand, two hundred eighty-five 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 20209573440 cubic inches would be around 227 feet tall.

Recreational maths with 20209573440

• 20209573440 backwards is 04437590202
• 20209573440 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 20209573440's digits is 36
• More coming soon!