997421339802438

Names of 997421339802438

• Cardinal: 997421339802438 can be written as Nine hundred ninety-seven trillion, four hundred twenty-one billion, three hundred thirty-nine million, eight hundred two thousand, four hundred thirty-eight.

Scientific notation

• Scientific notation: 9.97421339802438 × 10¹⁴

Factors of 997421339802438

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 8434

Divisors of 997421339802438

• Number of divisors d(n): 384
• Complete list of divisors:
  1 2 3 6 9 18 19 27 37 38 54 57 61 74 111 114 122 171 183 222 333 342 366 513 549 666 703 999 1026 1098 1159 1369 1406 1647 1783 1998 2109 2257 2318 2738 3294 3477 3566 4107 4218 4514 5349 6327 6529 6771 6954 8214 10431 10698 12321 12654 13058 13542 16047 18981 19587 20313 20862 24642 26011 31293 32094 33877 36963 37962 39174 40626 42883 48141 52022 58761 60939 62586 65971 67754 73926 78033 83509 85766 96282 101631 108763 117522 121878 124051 128649 131942 156066 167018 176283 197913 203262 217526 234099 241573 248102 250527 257298 304893 326289 352566 372153 385947 395826 398269 468198 483146 501054 593739 609786 652578 702297 724719 744306 751581 771894 796538 914679 978867 1116459 1157841 1187478 1194807 1253449 1404594 1449438 1503162 1586671 1781217 1829358 1957734 2066497 2174157 2232918 2254743 2315682 2389614 2440927 2506898 2936601 3173342 3349377 3562434 3584421 3760347 4024231 4132994 4348314 4509486 4589887 4760013 4881854 5873202 6199491 6522471 6698754 7168842 7322781 7520694 7567111 8048462 8938201 9179774 9520026 10753263 11281041 11641207 12072693 12398982 13044942 13769661 14280039 14645562 14735953 15134222 17876402 18598473 21506526 21968343 22562082 22701333 23282414 24145386 26814603 27539322 28560078 29471906 33843123 34923621 36218079 37196946 41308983 42840117 43936686 44207859 45402666 46377613 53629206 55795419 65905029 67686246 68103999 69847242 72436158 76460389 80443809 82617966 85680234 88415718 92755226 104770863 108654237 111590838 123926949 131810058 132623577 136207998 139132839 148896547 152920778 160887618 169825819 204311997 209541726 217308474 221182933 229381167 241331427 247853898 265247154 278265678 279983107 297793094 314312589 339651638 397870731 408623994 417398517 430724659 442365866 446689641 458762334 482662854 509477457 545230261 559966214 628625178 663548799 688143501 710113627 795741462 834797034 839949321 861449318 893379282 1018954914 1090460522 1252195551 1292173977 1327097598 1340068923 1376287002 1420227254 1528432371 1635690783 1679898642 1990646397 2064430503 2130340881 2504391102 2519847963 2584347954 2680137846 2829034393 3056864742 3271381566 3876521931 3981292794 4020206769 4128861006 4260681762 4585297113 4907072349 5039695926 5658068786 5971939191 6391022643 7559543889 7753043862 8040413538 8183768521 8487103179 9170594226 9814144698 10359374959 11629565793 11943878382 12782045286 13492158913 14721217047 15119087778 15936812383 16367537042 16974206358 19173067929 20718749918 23259131586 24551305563 25461309537 26274204199 26984317826 29442434094 31078124877 31873624766 38346135858 40476476739 47810437149 49102611126 50922619074 52548408398 62156249754 73653916689 76383928611 78822612597 80952953478 93234374631 95620874298 121429430217 143431311447 147307833378 152767857222 157645225194 186468749262 220961750067 236467837791 242858860434 279703123893 286862622894 302799435277 364288290651 430293934341 441923500134 472935675582 499209879781 559406247786 605598870554 709403513373 728576581302 860587868682 908398305831 972145555363 998419759562 1418807026746 1497629639343 1816796611662 1944291110726 2725194917493 2916436666089 2995259278686 4492888918029 5450389834986 5832873332178 8175584752479 8749309998267 8985777836058 13478666754087 16351169504958 17498619996534 18470765551897 26247929994801 26957333508174 36941531103794 52495859989602 55412296655691 110824593311382 166236889967073 332473779934146 498710669901219 997421339802438
• Sum of all divisors σ(n): 2438962146432000
• Sum of proper divisors (its aliquot sum) s(n): 1441540806629562
• 997421339802438 is an abundant number, because the sum of its proper divisors (1441540806629562) is greater than itself. Its abundance is 444119466827124

Bases of 997421339802438

• Binary: 11100010110010011001000000101001100111101101000110₂
• Hexadecimal: 0x38B2640A67B46
• Base-36: 9TK11D291I

Squares and roots of 997421339802438

• 997421339802438 squared (997421339802438²) is 994849329093290490492870743844
• 997421339802438 cubed (997421339802438³) is 992283950725786362882327741888926701064691672
• The square root of 997421339802438 is 31581978.0856493851
• The cube root of 997421339802438 is 99913.9706708501

Scales and comparisons

• 997,421,339,802,438 seconds is equal to 31,714,913 years, 19 weeks, 4 days, 22 hours, 27 minutes, 18 seconds.
• To count from 1 to 997,421,339,802,438 would take you about seventy-nine million, two hundred eighty-seven thousand, two 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 997421339802438 cubic inches would be around 8326.2 feet tall.

Recreational maths with 997421339802438

• 997421339802438 backwards is 834208933124799
• The number of decimal digits it has is: 15
• The sum of 997421339802438's digits is 72
• More coming soon!