990945865000

Names of 990945865000

• Cardinal: 990945865000 can be written as Nine hundred ninety billion, nine hundred forty-five million, eight hundred sixty-five thousand.

Scientific notation

• Scientific notation: 9.90945865 × 10¹¹

Factors of 990945865000

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 14
• Sum of prime factors: 290

Divisors of 990945865000

• Number of divisors d(n): 640
• Complete list of divisors:
  1 2 4 5 7 8 10 13 14 20 25 26 28 35 40 49 50 52 56 65 70 91 98 100 104 125 130 140 169 175 182 196 200 245 250 260 263 280 325 338 343 350 364 392 455 490 500 520 526 625 637 650 676 686 700 728 845 875 910 980 1000 1052 1183 1225 1250 1274 1300 1315 1352 1372 1400 1625 1690 1715 1750 1820 1841 1960 2104 2197 2275 2366 2450 2500 2548 2600 2630 2744 3185 3250 3380 3419 3430 3500 3640 3682 4225 4375 4394 4459 4550 4732 4900 5000 5096 5260 5915 6125 6370 6500 6575 6760 6838 6860 7000 7364 8125 8281 8450 8575 8750 8788 8918 9100 9205 9464 9800 10520 10985 11375 11830 12250 12740 12887 13000 13150 13676 13720 14728 15379 15925 16250 16562 16900 17095 17150 17500 17576 17836 18200 18410 21125 21970 22295 22750 23660 23933 24500 25480 25774 26300 27352 29575 30625 30758 31850 32500 32875 33124 33800 34190 34300 35000 35672 36820 41405 42250 42875 43940 44447 44590 45500 46025 47320 47866 49000 51548 52600 54925 56875 57967 59150 61250 61516 63700 64435 65000 65750 66248 68380 68600 73640 76895 79625 82810 84500 85475 85750 87880 88894 89180 90209 91000 92050 95732 103096 105625 107653 109850 111475 113750 115934 118300 119665 122500 123032 127400 128870 131500 136760 147875 153790 159250 164375 165620 167531 169000 170950 171500 177788 178360 180418 184100 191464 207025 211250 214375 215306 219700 222235 222950 227500 230125 231868 236600 239330 245000 257740 263000 274625 289835 295750 307580 311129 318500 322175 328750 331240 335062 341900 343000 355576 360836 368200 384475 398125 414050 422500 427375 428750 430612 439400 444470 445900 451045 455000 460250 463736 478660 515480 538265 549250 557375 577811 579670 591500 598325 615160 622258 637000 644350 657500 670124 683800 721672 739375 753571 768950 796250 828100 837655 845000 854750 857500 861224 888940 891800 902090 920500 957320 1035125 1076530 1098500 1111175 1114750 1150625 1155622 1159340 1172717 1183000 1196650 1244516 1288700 1315000 1340248 1373125 1449175 1478750 1507142 1537900 1555645 1592500 1610875 1656200 1675310 1709500 1715000 1777880 1804180 1841000 1922375 2070250 2136875 2153060 2177903 2197000 2222350 2229500 2255225 2301250 2311244 2318680 2345434 2393300 2489032 2577400 2691325 2746250 2786875 2889055 2898350 2957500 2991625 3014284 3075800 3111290 3185000 3221750 3350620 3419000 3608360 3767855 3844750 4044677 4140500 4188275 4273750 4306120 4355806 4444700 4459000 4510450 4602500 4622488 4690868 4786600 5175625 5382650 5492500 5555875 5573750 5778110 5796700 5863585 5915000 5983250 6028568 6222580 6443500 6701240 7245875 7535710 7689500 7778225 8054375 8089354 8281000 8376550 8547500 8711612 8889400 9020900 9205000 9381736 9611875 10351250 10765300 10889515 10985000 11111750 11147500 11276125 11556220 11593400 11727170 11966500 12445160 12887000 13456625 14445275 14491750 14958125 15071420 15245321 15379000 15556450 16108750 16178708 16753100 17095000 17423224 18041800 18839275 19223750 20223385 20702500 20941375 21530600 21779030 22223500 22295000 22552250 23112440 23454340 23933000 26913250 27779375 28312739 28890550 28983500 29317925 29916250 30142840 30490642 31112900 32217500 32357416 33506200 36229375 37678550 38447500 38891125 40446770 41405000 41882750 43558060 44447000 45104500 46908680 53826500 54447575 55558750 56380625 56625478 57781100 57967000 58635850 59832500 60981284 62225800 64435000 67283125 72226375 72458750 75357100 76226605 76895000 77782250 80893540 83765500 87116120 90209000 94196375 101116925 104706875 107653000 108895150 111117500 112761250 113250956 115562200 117271700 119665000 121962568 134566250 141563695 144452750 144917500 146589625 150714200 152453210 155564500 161787080 167531000 188392750 194455625 198189173 202233850 209413750 217790300 222235000 225522500 226501912 234543400 269132500 272237875 283127390 288905500 289835000 293179250 304906420 311129000 361131875 376785500 381133025 388911250 396378346 404467700 418827500 435580600 451045000 470981875 505584625 538265000 544475750 566254780 577811000 586358500 609812840 707818475 722263750 732948125 753571000 762266050 777822500 792756692 808935400 837655000 941963750 990945865 1011169250 1088951500 1132509560 1172717000 1361189375 1415636950 1444527500 1465896250 1524532100 1555645000 1585513384 1883927500 1905665125 1981891730 2022338500 2177903000 2527923125 2722378750 2831273900 2889055000 2931792500 3049064200 3539092375 3767855000 3811330250 3963783460 4044677000 4954729325 5055846250 5444757500 5662547800 5863585000 7078184750 7622660500 7927566920 9528325625 9909458650 10111692500 10889515000 14156369500 15245321000 17695461875 19056651250 19818917300 20223385000 24773646625 28312739000 35390923750 38113302500 39637834600 49547293250 70781847500 76226605000 99094586500 123868233125 141563695000 198189173000 247736466250 495472932500 990945865000
• Sum of all divisors σ(n): 2944307520000
• Sum of proper divisors (its aliquot sum) s(n): 1953361655000
• 990945865000 is an abundant number, because the sum of its proper divisors (1953361655000) is greater than itself. Its abundance is 962415790000

Bases of 990945865000

• Binary: 1110011010111000111110011110110100101000₂
• Hexadecimal: 0xE6B8F9ED28
• Base-36: CN8FKYZS

Squares and roots of 990945865000

• 990945865000 squared (990945865000²) is 981973707360598225000000
• 990945865000 cubed (990945865000³) is 973082784847704874990089625000000000
• The square root of 990945865000 is 995462.6386761083
• The cube root of 990945865000 is 9969.7280030905

Scales and comparisons

• 990,945,865,000 seconds is equal to 31,509 years, 4 days, 20 hours, 16 minutes, 40 seconds.
• To count from 1 to 990,945,865,000 would take you about sixty-three thousand and eighteen 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 990945865000 cubic inches would be around 830.8 feet tall.

Recreational maths with 990945865000

• 990945865000 backwards is 000568549099
• The number of decimal digits it has is: 12
• The sum of 990945865000's digits is 55
• More coming soon!