820107001980

Names of 820107001980

• Cardinal: 820107001980 can be written as Eight hundred twenty billion, one hundred seven million, one thousand, nine hundred eighty.

Scientific notation

• Scientific notation: 8.2010700198 × 10¹¹

Factors of 820107001980

• Number of distinct prime factors ω(n): 8
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 939

Divisors of 820107001980

• Number of divisors d(n): 864
• Complete list of divisors:
  1 2 3 4 5 6 7 9 10 12 14 15 18 19 20 21 28 30 31 35 36 38 42 43 45 57 60 62 63 70 76 84 86 90 93 95 105 114 124 126 129 133 140 155 171 172 180 186 190 210 215 217 228 252 258 266 279 285 301 310 315 342 372 380 387 399 420 430 434 465 516 532 558 570 589 602 620 630 645 651 665 684 774 798 817 829 855 860 868 903 930 961 1085 1116 1140 1178 1197 1204 1260 1290 1302 1330 1333 1395 1505 1548 1596 1634 1658 1710 1767 1806 1860 1922 1935 1953 1995 2170 2356 2394 2451 2487 2580 2604 2660 2666 2709 2790 2883 2945 3010 3255 3268 3316 3420 3534 3612 3844 3870 3906 3990 3999 4085 4123 4145 4340 4515 4788 4805 4902 4974 5301 5332 5418 5580 5719 5766 5803 5890 5985 6020 6510 6665 6727 7068 7353 7461 7740 7812 7980 7998 8170 8246 8290 8649 8835 9030 9331 9610 9765 9804 9948 10602 10836 11438 11532 11606 11780 11970 11997 12255 12369 12435 13020 13330 13454 13545 14415 14706 14922 15751 15996 16340 16492 16580 17157 17298 17409 17670 18060 18259 18662 19220 19530 19995 20181 20615 21204 22876 23212 23940 23994 24510 24738 24870 25327 25699 26505 26660 26908 27090 27993 28595 28830 29015 29412 29844 31502 33635 34314 34596 34818 35340 35647 36518 36765 37107 37305 37324 39060 39990 40362 41230 41323 43245 46655 47253 47988 49020 49476 49740 50654 51398 51471 52227 53010 54180 54777 55986 57190 57660 58030 59985 60543 61845 63004 67270 68628 69636 71294 73036 73530 74214 74610 75981 77097 78755 79980 80724 82460 82646 83979 85785 86490 87045 91295 93310 94506 100905 101308 102796 102942 104454 106020 106941 109554 110257 111972 114380 116060 119970 121086 123690 123969 126635 127813 128495 134540 139965 141759 142588 147060 148428 149220 151962 154194 157510 164331 165292 167958 171570 172980 174090 177289 178235 179893 182590 185535 186620 189012 201810 205884 206615 208908 213882 219108 220514 227943 231291 236265 239940 242172 247380 247938 249529 253270 255626 256990 257355 261135 273885 279930 283518 289261 302715 303924 308388 315020 320823 328662 330771 335916 343140 348180 354578 356470 359786 365180 371070 371907 379905 383439 385485 403620 413230 419895 427764 441028 455886 462582 472530 488281 495876 499058 506540 511252 513980 514710 522270 531867 534705 539679 547770 551285 559860 567036 578522 605430 619845 639065 641646 657324 661542 677293 708795 709156 712940 719572 742140 743814 748587 759810 766878 770970 785137 796669 821655 826460 839790 867783 886445 899465 911772 925164 945060 976562 992313 998116 1029420 1044540 1063734 1069410 1079358 1095540 1102570 1105057 1139715 1150317 1156455 1157044 1210860 1239690 1247645 1278130 1283292 1323084 1354586 1417590 1446305 1464843 1487628 1497174 1519620 1533756 1541940 1570274 1593338 1595601 1604115 1619037 1643310 1653855 1679580 1735566 1772890 1798930 1859535 1917195 1953124 1984626 2031879 2127468 2138820 2158716 2205140 2210114 2245761 2279430 2300634 2312910 2355411 2390007 2441405 2479380 2495290 2556260 2603349 2659335 2698395 2709172 2835180 2892610 2929686 2994348 3140548 3186676 3191202 3208230 3238074 3286620 3307710 3315171 3386465 3417967 3471132 3545780 3597860 3719070 3742935 3834390 3925685 3969252 3983345 4063758 4338915 4394529 4420228 4491522 4558860 4601268 4625820 4710822 4741051 4780014 4882810 4961565 4990580 5206698 5318670 5396790 5495959 5525285 5576683 5751585 5785220 5859372 6095637 6382404 6416460 6476148 6615420 6630342 6772930 6835934 7066233 7170021 7324215 7438140 7485870 7668780 7735399 7851370 7966690 7978005 8095185 8127516 8677830 8789058 8983044 9421644 9482102 9560028 9765620 9923130 9945513 10159395 10253901 10413396 10637340 10793580 10991918 11050570 11153366 11228805 11503170 11777055 11950035 12191274 13016745 13260684 13545860 13671868 14132466 14223153 14340042 14648430 14971740 15136711 15470798 15702740 15933380 15956010 16190370 16487877 16575855 16730049 17089835 17355660 17578116 18964204 19846260 19891026 20318790 20507802 20996083 21972645 21983836 22101140 22306732 22457610 23006340 23206197 23554110 23705255 23900070 24382548 26033490 27479795 27883415 28264932 28446306 28680084 29296860 30273422 30478185 30761703 30941596 31912020 32380740 32975754 33151710 33460098 34179670 34256767 35331165 35850105 38676995 39782052 40637580 41015604 41992166 42669459 43945290 44915220 45410133 46412394 47108220 47410510 47800140 49463631 49727565 50190147 51269505 52066980 54959590 55766830 56892612 60546844 60956370 61523406 62988249 65951508 66303420 66920196 68359340 68513534 69618591 70662330 71115765 71700210 75683555 77353990 82439385 83650245 83984332 85338918 87890580 90820266 92824788 94821020 98927262 99455130 100380294 102539010 102770301 104980415 105956977 109919180 111533660 116030985 121912740 123046812 125976498 136230399 137027068 139237182 141324660 142231530 143400420 146972581 151367110 153808515 154707980 164878770 167300490 170677836 171283835 181640532 188964747 197854524 198910260 200760588 205078020 205540602 209960830 211913954 213347295 227050665 232061970 239797369 247318155 250950735 251952996 272460798 278474364 284463060 293945162 302734220 307617030 308310903 314941245 317870931 329757540 334600980 342567670 348092955 377929494 411081204 419921660 423827908 426694590 440917743 454101330 464123940 479594738 494636310 501901470 513851505 529784885 544921596 587890324 615234060 616621806 629882490 635741862 650878573 681151995 685135340 696185910 719392107 734862905 755858988 853389180 881835486 908202660 944823735 953612793 959189476 989272620 1003802940 1027703010 1059569770 1198986845 1233243612 1259764980 1271483724 1301757146 1322753229 1362303990 1392371820 1438784214 1469725810 1541554515 1589354655 1763670972 1889647470 1907225586 1952635719 2055406020 2119139540 2158176321 2204588715 2397973690 2603514292 2645506458 2724607980 2877568428 2939451620 3083109030 3178709310 3254392865 3596960535 3779294940 3814451172 3905271438 4316352642 4409177430 4556150011 4768063965 4795947380 5291012916 5857907157 6166218060 6357418620 6508785730 6613766145 7193921070 7810542876 8632705284 8818354860 9112300022 9536127930 9763178595 10790881605 11715814314 13017571460 13227532290 13668450033 14387842140 18224600044 19072255860 19526357190 21581763210 22780750055 23431628628 26455064580 27336900066 29289535785 39052714380 41005350099 43163526420 45561500110 54673800132 58579071570 68342250165 82010700198 91123000220 117158143140 136684500330 164021400396 205026750495 273369000660 410053500990 820107001980
• Sum of all divisors σ(n): 3168054489600
• Sum of proper divisors (its aliquot sum) s(n): 2347947487620
• 820107001980 is an abundant number, because the sum of its proper divisors (2347947487620) is greater than itself. Its abundance is 1527840485640

Bases of 820107001980

• Binary: 1011111011110010001011111100000001111100₂
• Hexadecimal: 0xBEF22FC07C
• Base-36: AGR2J8N0

Squares and roots of 820107001980

• 820107001980 squared (820107001980²) is 672575494696623723920400
• 820107001980 cubed (820107001980³) is 551583872560863471852502456162392000
• The square root of 820107001980 is 905597.5938461851
• The cube root of 820107001980 is 9360.3087306399

Scales and comparisons

• 820,107,001,980 seconds is equal to 26,076 years, 45 weeks, 4 hours, 33 minutes.
• To count from 1 to 820,107,001,980 would take you about fifty-two thousand, one hundred fifty-three 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 820107001980 cubic inches would be around 780 feet tall.

Recreational maths with 820107001980

• 820107001980 backwards is 089100701028
• 820107001980 is a Harshad number.
• The number of decimal digits it has is: 12
• The sum of 820107001980's digits is 36
• More coming soon!