991442261898348

Names of 991442261898348

• Cardinal: 991442261898348 can be written as Nine hundred ninety-one trillion, four hundred forty-two billion, two hundred sixty-one million, eight hundred ninety-eight thousand, three hundred forty-eight.

Scientific notation

• Scientific notation: 9.91442261898348 × 10¹⁴

Factors of 991442261898348

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 8681

Divisors of 991442261898348

• Number of divisors d(n): 216
• Complete list of divisors:
  1 2 3 4 6 12 13 17 26 34 39 51 52 68 78 102 156 204 221 289 317 442 578 634 663 867 884 951 1156 1268 1326 1734 1902 2652 3468 3757 3804 4121 5389 7514 8242 8329 10778 11271 12363 15028 16167 16484 16658 21556 22542 24726 24987 32334 33316 45084 49452 49974 64668 70057 91613 99948 108277 140114 141593 183226 210171 216554 274839 280228 283186 324831 366452 420342 424779 433108 549678 566372 649662 840684 849558 1099356 1190969 1299324 1699116 1840709 2381938 2407081 2640293 3572907 3681418 4763876 4814162 5280586 5522127 7145814 7221243 7362836 7920879 9628324 10561172 11044254 14291628 14442486 15841758 22088508 28884972 31292053 31683516 34323809 44884981 62584106 68647618 69372241 89769962 93876159 102971427 125168212 134654943 137295236 138744482 179539924 187752318 205942854 208116723 269309886 277488964 375504636 411885708 416233446 538619772 583504753 763044677 832466892 901839133 1167009506 1179328097 1526089354 1750514259 1803678266 2289134031 2334019012 2358656194 2705517399 3052178708 3501028518 3537984291 3607356532 4578268062 4717312388 5411034798 7002057036 7075968582 9156536124 9919580801 10822069596 14151937164 15331265261 19839161602 20048577649 21991000397 29758742403 30662530522 39678323204 40097155298 43982000794 45993795783 59517484806 60145732947 61325061044 65973001191 80194310596 87964001588 91987591566 119034969612 120291465894 131946002382 183975183132 240582931788 260631509437 263892004764 285883005161 373847006749 521263018874 571766010322 747694013498 781894528311 857649015483 1042526037748 1121541020247 1143532020644 1495388026996 1563789056622 1715298030966 2243082040494 3127578113244 3430596061932 4486164080988 4860011087737 6355399114733 9720022175474 12710798229466 14580033263211 19066197344199 19440044350948 25421596458932 29160066526422 38132394688398 58320133052844 76264789376796 82620188491529 165240376983058 247860565474587 330480753966116 495721130949174 991442261898348
• Sum of all divisors σ(n): 2655152268782832
• Sum of proper divisors (its aliquot sum) s(n): 1663710006884484
• 991442261898348 is an abundant number, because the sum of its proper divisors (1663710006884484) is greater than itself. Its abundance is 672267744986136

Bases of 991442261898348

• Binary: 11100001011011011000100011110101011111010001101100₂
• Hexadecimal: 0x385B623D5F46C
• Base-36: 9RFQACGBXO

Squares and roots of 991442261898348

• 991442261898348 squared (991442261898348²) is 982957758678112466376685129104
• 991442261898348 cubed (991442261898348³) is 974545863614358331469752160028508996504320192
• The square root of 991442261898348 is 31487176.1499558419
• The cube root of 991442261898348 is 99713.9244514903

Scales and comparisons

• 991,442,261,898,348 seconds is equal to 31,524,797 years, 10 weeks, 1 day, 9 hours, 5 minutes, 48 seconds.
• To count from 1 to 991,442,261,898,348 would take you about seventy-eight million, eight hundred eleven thousand, nine hundred ninety-two 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 991442261898348 cubic inches would be around 8309.5 feet tall.

Recreational maths with 991442261898348

• 991442261898348 backwards is 843898162244199
• 991442261898348 is a Harshad number.
• The number of decimal digits it has is: 15
• The sum of 991442261898348's digits is 78
• More coming soon!