990399290400

Names of 990399290400

• Cardinal: 990399290400 can be written as Nine hundred ninety billion, three hundred ninety-nine million, two hundred ninety thousand, four hundred.

Scientific notation

• Scientific notation: 9.903992904 × 10¹¹

Factors of 990399290400

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 13
• Sum of prime factors: 9479

Divisors of 990399290400

• Number of divisors d(n): 576
• Complete list of divisors:
  1 2 3 4 5 6 8 9 10 12 13 15 16 18 20 24 25 26 27 30 32 36 39 40 45 48 50 52 54 60 65 72 75 78 80 90 96 100 104 108 117 120 130 135 144 150 156 160 180 195 200 208 216 225 234 240 260 270 288 300 312 325 351 360 389 390 400 416 432 450 468 480 520 540 585 600 624 650 675 702 720 778 780 800 864 900 936 975 1040 1080 1167 1170 1200 1248 1300 1350 1404 1440 1556 1560 1755 1800 1872 1945 1950 2080 2160 2334 2340 2400 2600 2700 2808 2925 3112 3120 3501 3510 3600 3744 3890 3900 4320 4668 4680 5057 5200 5400 5616 5835 5850 6224 6240 7002 7020 7200 7780 7800 8775 9067 9336 9360 9725 10114 10400 10503 10800 11232 11670 11700 12448 14004 14040 15171 15560 15600 17505 17550 18134 18672 18720 19450 20228 21006 21600 23340 23400 25285 27201 28008 28080 29175 30342 31120 31200 35010 35100 36268 37344 38900 40456 42012 45335 45513 46680 46800 50570 52515 54402 56016 56160 58350 60684 62240 70020 70200 72536 75855 77800 80912 81603 84024 87525 90670 91026 93360 93600 101140 105030 108804 112032 116700 117871 121368 126425 136005 136539 140040 140400 145072 151710 155600 161824 163206 168048 175050 181340 182052 186720 202280 210060 217608 226675 227565 233400 235742 242736 244809 252850 262575 272010 273078 280080 280800 290144 303420 311200 326412 336096 350100 353613 362680 364104 379275 404560 408015 420120 435216 453350 455130 466800 471484 485472 489618 505700 525150 544020 546156 560160 589355 606840 652824 680025 682695 700200 707226 725360 728208 758550 809120 816030 840240 870432 906700 910260 933600 942968 979236 1011400 1050300 1060839 1088040 1092312 1137825 1178710 1213680 1224045 1305648 1360050 1365390 1400400 1414452 1450720 1456416 1517100 1632060 1680480 1768065 1813400 1820520 1885936 1958472 2022800 2040075 2100600 2121678 2176080 2184624 2275650 2357420 2427360 2448090 2611296 2720100 2730780 2800800 2828904 2946775 3034200 3182517 3264120 3413475 3527063 3536130 3626800 3641040 3771872 3916944 4045600 4080150 4201200 4243356 4352160 4369248 4551300 4714840 4896180 5304195 5440200 5461560 5657808 5893550 6068400 6120225 6365034 6528240 6826950 7054126 7072260 7253600 7282080 7833888 8160300 8402400 8486712 8840325 9102600 9429680 9792360 10581189 10608390 10880400 10923120 11315616 11787100 12136800 12240450 12730068 13056480 13653900 14108252 14144520 15912585 16320600 16973424 17635315 17680650 18205200 18859360 19584720 21162378 21216780 21760800 21846240 23574200 24480900 25460136 26520975 27307800 28216504 28289040 31743567 31825170 32641200 33946848 35270630 35361300 36410400 39169440 42324756 42433560 45851819 47148400 48961800 50920272 52905945 53041950 54615600 56433008 56578080 63487134 63650340 65282400 70541260 70722600 79562925 84649512 84867120 88176575 91703638 94296800 95230701 97923600 101840544 105811890 106083900 109231200 112866016 126974268 127300680 137555457 141082520 141445200 158717835 159125850 169299024 169734240 176353150 183407276 190461402 195847200 211623780 212167800 229259095 253948536 254601360 264529725 275110914 282165040 282890400 317435670 318251700 338598048 352706300 366814552 380922804 412666371 423247560 424335600 458518190 476153505 507897072 509202720 529059450 550221828 564330080 634871340 636503400 687777285 705412600 733629104 761845608 793589175 825332742 846495120 848671200 917036380 952307010 1015794144 1058118900 1100443656 1146295475 1237999113 1269742680 1273006800 1375554570 1410825200 1467258208 1523691216 1587178350 1650665484 1692990240 1834072760 1904614020 2063331855 2116237800 2200887312 2292590950 2380767525 2475998226 2539485360 2546013600 2751109140 2821650400 3047382432 3174356700 3301330968 3438886425 3668145520 3809228040 4126663710 4232475600 4401774624 4585181900 4761535050 4951996452 5078970720 5502218280 6189995565 6348713400 6602661936 6877772850 7336291040 7618456080 8253327420 8464951200 9170363800 9523070100 9903992904 10316659275 11004436560 12379991130 12697426800 13205323872 13755545700 15236912160 16506654840 18340727600 19046140200 19807985808 20633318550 22008873120 24759982260 25394853600 27511091400 30949977825 33013309680 36681455200 38092280400 39615971616 41266637100 49519964520 55022182800 61899955650 66026619360 76184560800 82533274200 99039929040 110044365600 123799911300 165066548400 198079858080 247599822600 330133096800 495199645200 990399290400
• Sum of all divisors σ(n): 3867821193600
• Sum of proper divisors (its aliquot sum) s(n): 2877421903200
• 990399290400 is an abundant number, because the sum of its proper divisors (2877421903200) is greater than itself. Its abundance is 1887022612800

Bases of 990399290400

• Binary: 1110011010011000011001011101110000100000₂
• Hexadecimal: 0xE69865DC20
• Base-36: CMZE5ZC0

Squares and roots of 990399290400

• 990399290400 squared (990399290400²) is 980890754424823532160000
• 990399290400 cubed (990399290400³) is 971473507142265886396485579264000000
• The square root of 990399290400 is 995188.0678545137
• The cube root of 990399290400 is 9967.8946697525

Scales and comparisons

• 990,399,290,400 seconds is equal to 31,491 years, 32 weeks, 6 days, 18 hours.
• To count from 1 to 990,399,290,400 would take you about sixty-two thousand, nine hundred eighty-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 990399290400 cubic inches would be around 830.7 feet tall.

Recreational maths with 990399290400

• 990399290400 backwards is 004092993099
• 990399290400 is a Harshad number.
• The number of decimal digits it has is: 12
• The sum of 990399290400's digits is 54
• More coming soon!