990965378587198464

Names of 990965378587198464

• Cardinal: 990965378587198464 can be written as Nine hundred ninety quadrillion, nine hundred sixty-five trillion, three hundred seventy-eight billion, five hundred eighty-seven million, one hundred ninety-eight thousand, four hundred sixty-four.

Scientific notation

• Scientific notation: 9.90965378587198464 × 10¹⁷

Factors of 990965378587198464

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 16
• Sum of prime factors: 180370

Divisors of 990965378587198464

• Number of divisors d(n): 396
• Complete list of divisors:
  1 2 3 4 6 8 9 12 16 18 24 32 36 48 64 72 96 128 144 192 256 288 384 512 576 743 768 1024 1091 1152 1486 1536 2182 2229 2304 2972 3072 3273 4364 4458 4608 5944 6546 6687 8728 8916 9216 9819 11888 13092 13374 17456 17832 19638 23776 26184 26748 34912 35664 39276 47552 52368 53496 69824 71328 78552 95104 104736 106992 139648 142656 157104 178531 190208 209472 213984 279296 285312 314208 357062 380416 418944 427968 535593 552049 558592 570624 628416 714124 760832 810613 837888 855936 1071186 1104098 1117184 1141248 1256832 1428248 1606779 1621226 1656147 1675776 1711872 2142372 2208196 2282496 2431839 2513664 2856496 3213558 3242452 3312294 3351552 3423744 4284744 4416392 4863678 4968441 5027328 5712992 6427116 6484904 6624588 6847488 7295517 8569488 8832784 9727356 9936882 10054656 11425984 12854232 12969808 13249176 14591034 17138976 17665568 19454712 19873764 22851968 25708464 25939616 26498352 29182068 34277952 35331136 38909424 39747528 45703936 51416928 51879232 52996704 58364136 68555904 70662272 77818848 79495056 91407872 102833856 103758464 105993408 116728272 132648533 137111808 141324544 155637696 158990112 182815744 194777321 205667712 207516928 211986816 233456544 265297066 274223616 282649088 311275392 317980224 389554642 397945599 411335424 415033856 423973632 466913088 530594132 548447232 565298176 584331963 602285459 622550784 635960448 779109284 795891198 822670848 830067712 847947264 933826176 1061188264 1168663926 1193836797 1204570918 1245101568 1271920896 1558218568 1591782396 1645341696 1695894528 1752995889 1806856377 1867652352 2122376528 2337327852 2387673594 2409141836 2490203136 2543841792 3116437136 3183564792 3505991778 3613712754 3735304704 4244753056 4674655704 4775347188 4818283672 5087683584 5420569131 6232874272 6367129584 7011983556 7227425508 7470609408 8489506112 9349311408 9550694376 9636567344 10841138262 12465748544 12734259168 14023967112 14454851016 16979012224 18698622816 19101388752 19273134688 21682276524 24931497088 25468518336 28047934224 28909702032 33958024448 37397245632 38202777504 38546269376 43364553048 49862994176 50937036672 56095868448 57819404064 67916048896 74794491264 76405555008 77092538752 86729106096 98557860019 99725988352 101874073344 112191736896 115638808128 135832097792 144719549503 149588982528 152811110016 154185077504 173458212192 197115720038 199451976704 203748146688 224383473792 231277616256 289439099006 295673580057 299177965056 305622220032 308370155008 346916424384 394231440076 407496293376 434158648509 448766947584 462555232512 578878198012 591347160114 598355930112 611244440064 616740310016 693832848768 788462880152 868317297018 887020740171 897533895168 925110465024 1157756396024 1182694320228 1222488880128 1302475945527 1387665697536 1576925760304 1736634594036 1774041480342 1795067790336 1850220930048 2315512792048 2365388640456 2604951891054 2775331395072 3153851520608 3473269188072 3548082960684 4631025584096 4730777280912 5209903782108 5550662790144 6307703041216 6946538376144 7096165921368 9262051168192 9461554561824 10419807564216 12615406082432 13893076752288 14192331842736 18524102336384 18923109123648 20839615128432 25230812164864 27786153504576 28384663685472 37048204672768 37846218247296 41679230256864 50461624329728 55572307009152 56769327370944 74096409345536 75692436494592 83358460513728 100923248659456 107526625280729 111144614018304 113538654741888 148192818691072 151384872989184 166716921027456 215053250561458 222289228036608 227077309483776 302769745978368 322579875842187 333433842054912 430106501122916 444578456073216 454154618967552 645159751684374 666867684109824 860213002245832 908309237935104 967739627526561 1290319503368748 1333735368219648 1720426004491664 1935479255053122 2580639006737496 3440852008983328 3870958510106244 5161278013474992 6881704017966656 7741917020212488 10322556026949984 13763408035933312 15483834040424976 20645112053899968 27526816071866624 30967668080849952 41290224107799936 55053632143733248 61935336161699904 82580448215599872 110107264287466496 123870672323399808 165160896431199744 247741344646799616 330321792862399488 495482689293599232 990965378587198464
• Sum of all divisors σ(n): 2867889662099537712
• Sum of proper divisors (its aliquot sum) s(n): 1876924283512339248
• 990965378587198464 is an abundant number, because the sum of its proper divisors (1876924283512339248) is greater than itself. Its abundance is 885958904925140784

Bases of 990965378587198464

• Binary: 110111000000100111011100001011101111011001101000010000000000₂
• Hexadecimal: 0xDC09DC2EF668400
• Base-36: 7J1FWQ7UYGW0

Squares and roots of 990965378587198464

• 990965378587198464 squared (990965378587198464²) is 982012381558469580022360820123959296
• 990965378587198464 cubed (990965378587198464³) is 973140271468405198548475302146384689847823076209721344
• The square root of 990965378587198464 is 995472439.8933395201
• The cube root of 990965378587198464 is 996979.3443557285

Scales and comparisons

• 990,965,378,587,198,464 seconds is equal to 31,509,633,781 years, 46 weeks, 5 days, 2 hours, 14 minutes, 24 seconds.
• To count from 1 to 990,965,378,587,198,464 would take you about ninety-four billion, five hundred twenty-eight million, nine hundred one thousand, three hundred forty-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 990965378587198464 cubic inches would be around 83081.6 feet tall.

Recreational maths with 990965378587198464

• 990965378587198464 backwards is 464891785873569099
• The number of decimal digits it has is: 18
• The sum of 990965378587198464's digits is 108
• More coming soon!