990198009900

Names of 990198009900

• Cardinal: 990198009900 can be written as Nine hundred ninety billion, one hundred ninety-eight million, nine thousand, nine hundred.

Scientific notation

• Scientific notation: 9.901980099 × 10¹¹

Factors of 990198009900

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 231

Divisors of 990198009900

• Number of divisors d(n): 486
• 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 73 75 90 99 100 110 132 137 146 150 165 180 198 219 220 225 274 275 292 300 330 365 396 411 438 450 495 548 550 657 660 685 730 803 822 825 876 900 990 1095 1100 1233 1314 1370 1460 1507 1606 1644 1650 1825 1980 2055 2190 2409 2466 2475 2628 2740 3014 3212 3285 3300 3425 3650 4015 4110 4380 4521 4818 4932 4950 5329 5475 6028 6165 6570 6850 7227 7300 7535 8030 8220 9042 9636 9900 10001 10275 10658 10950 12045 12330 13140 13563 13700 14454 15070 15987 16060 16425 18084 18769 20002 20075 20550 21316 21900 22605 24090 24660 26645 27126 28908 30003 30140 30825 31974 32850 36135 37538 37675 40004 40150 41100 45210 47961 48180 50005 53290 54252 56307 58619 60006 60225 61650 63948 65700 67815 72270 75076 75350 79935 80300 90009 90420 93845 95922 100010 106580 110011 112614 113025 117238 120012 120450 123300 133225 135630 144540 150015 150700 159870 168921 175857 180018 180675 187690 191844 200020 206459 220022 225228 226050 234476 239805 240900 250025 266450 271260 281535 293095 300030 319740 330033 337842 339075 351714 360036 361350 375380 399675 412918 440044 450045 452100 469225 479610 500050 527571 532900 550055 563070 586190 600060 619377 660066 675684 678150 703428 722700 730073 750075 799350 825836 844605 879285 900090 938450 959220 990099 1000100 1032295 1055142 1100110 1126140 1172380 1199025 1238754 1320132 1356300 1370137 1407675 1460146 1465475 1500150 1598700 1650165 1689210 1758570 1800180 1858131 1876900 1980198 2064590 2110284 2190219 2200220 2250225 2398050 2477508 2637855 2740274 2750275 2815350 2920292 2930950 3000300 3096885 3300330 3378420 3517140 3650365 3716262 3960396 4110411 4129180 4223025 4380438 4396425 4500450 4796100 4950495 5161475 5275710 5480548 5500550 5630700 5861900 6193770 6570657 6600660 6850685 7300730 7432524 8030803 8220822 8250825 8446050 8760876 8792850 9000900 9290655 9900990 10322950 10551420 10951095 11001100 12331233 12387540 13141314 13189275 13701370 14601460 15071507 15484425 16061606 16441644 16501650 16892100 17585700 18251825 18581310 19801980 20552055 20645900 21902190 24092409 24662466 24752475 26282628 26378550 27402740 30143014 30968850 32123212 32853285 33003300 34253425 36503650 37162620 40154015 41104110 43804380 45214521 46453275 48184818 49324932 49504950 52757100 54755475 60286028 61656165 61937700 65706570 68506850 72277227 73007300 75357535 80308030 82208220 90429042 92906550 96369636 99009900 100020001 102760275 109510950 120462045 123312330 131413140 135643563 137013700 144554454 150715070 160616060 164266425 180858084 185813100 200040002 200770075 205520550 219021900 226072605 240924090 246624660 271287126 289108908 300060003 301430140 308280825 328532850 361386135 376787675 400080004 401540150 411041100 452145210 481848180 500100005 542574252 600120006 602310225 616561650 657065700 678217815 722772270 753575350 803080300 900180009 904290420 1000200010 1100220011 1130363025 1200240012 1204620450 1233123300 1356435630 1445544540 1500300015 1507150700 1800360018 1806930675 2000400020 2200440022 2260726050 2409240900 2500500025 2712871260 3000600030 3300660033 3391089075 3600720036 3613861350 4400880044 4500900045 4521452100 5001000050 5501100055 6001200060 6601320066 6782178150 7227722700 7501500075 9001800090 9901980099 10002000100 11002200110 13202640132 13564356300 15003000150 16503300165 18003600180 19803960198 22004400220 22504500225 27505500275 30006000300 33006600330 39607920396 45009000450 49509900495 55011000550 66013200660 82516500825 90018000900 99019800990 110022001100 165033001650 198039601980 247549502475 330066003300 495099004950 990198009900
• Sum of all divisors σ(n): 3458134844892
• Sum of proper divisors (its aliquot sum) s(n): 2467936834992
• 990198009900 is an abundant number, because the sum of its proper divisors (2467936834992) is greater than itself. Its abundance is 1477738825092

Bases of 990198009900

• Binary: 1110011010001100011001101001000000101100₂
• Hexadecimal: 0xE68C66902C
• Base-36: CMW2BUB0

Squares and roots of 990198009900

• 990198009900 squared (990198009900²) is 980492098809920498010000
• 990198009900 cubed (990198009900³) is 970881324964257435506718910299000000
• The square root of 990198009900 is 995086.9358503307
• The cube root of 990198009900 is 9967.2193600481

Scales and comparisons

• 990,198,009,900 seconds is equal to 31,485 years, 12 weeks, 1 day, 2 hours, 45 minutes.
• To count from 1 to 990,198,009,900 would take you about sixty-two thousand, nine hundred seventy 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 990198009900 cubic inches would be around 830.6 feet tall.

Recreational maths with 990198009900

• 990198009900 backwards is 009900891099
• The number of decimal digits it has is: 12
• The sum of 990198009900's digits is 54
• More coming soon!