998452997158789011938

Names of 998452997158789011938

• Cardinal: 998452997158789011938 can be written as Nine hundred ninety-eight quintillion, four hundred fifty-two quadrillion, nine hundred ninety-seven trillion, one hundred fifty-eight billion, seven hundred eighty-nine million, eleven thousand, nine hundred thirty-eight.

Scientific notation

• Scientific notation: 9.98452997158789011938 × 10²⁰

Factors of 998452997158789011938

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 15
• Sum of prime factors: 1162

Divisors of 998452997158789011938

• Number of divisors d(n): 110
• Complete list of divisors:
  1 2 7 14 49 98 343 686 1153 2306 2401 4802 8071 16142 16807 33614 56497 112994 117649 235298 395479 790958 823543 1329409 1647086 2658818 2768353 5536706 5764801 9305863 11529602 18611726 19378471 38756942 40353607 65141041 80707214 130282082 135649297 271298594 282475249 455987287 564950498 911974574 949545079 1532808577 1899090158 3065617154 3191911009 6383822018 6646815553 10729660039 13293631106 21459320078 22343377063 44686754126 46527708871 75107620273 93055417742 150215240546 156403639441 312807278882 325693962097 525753341911 651387924194 1051506683822 1094825476087 1767328289281 2189650952174 3534656578562 3680273393377 7360546786754 7663778332609 12371298024967 15327556665218 24742596049934 25761913753639 51523827507278 53646448328263 86599086174769 107292896656526 173198172349538 180333396275473 360666792550946 375525138297841 606193603223383 751050276595682 1212387206446766 1262333773928311 2524667547856622 4243355222563681 8486710445127362 8836336417498177 17672672834996354 29703486557945767 59406973115891534 61854354922487239 123708709844974478 207924405905620369 415848811811240738 432980484457410673 865960968914821346 1455470841339342583 2910941682678685166 10188295889375398081 20376591778750796162 71318071225627786567 142636142451255573134 499226498579394505969 998452997158789011938
• Sum of all divisors σ(n): 1748809491317952067191
• Sum of proper divisors (its aliquot sum) s(n): 750356494159163055253
• 998452997158789011938 is a deficient number, because the sum of its proper divisors (750356494159163055253) is less than itself. Its deficiency is 248096502999625956685

Bases of 998452997158789011938

• Binary: 1101100010000001010001100111101110001010011101101110010101100111100010₂
• Hexadecimal: 0x3620519EE29DB959E2
• Base-36: 5UPS00DRMJY8DE

Squares and roots of 998452997158789011938

• 998452997158789011938 squared (998452997158789011938²) is 996908387535368738745543706684246306515844
• 998452997158789011938 cubed (998452997158789011938³) is 995366167427424458550044131387272800211910626946344760102145672
• The square root of 998452997158789011938 is 31598306871.7105317619
• The cube root of 998452997158789011938 is 9994840.6624440123

Scales and comparisons

• 998,452,997,158,789,011,938 seconds is equal to 293,274,701,009 years, 3 weeks, 3 days, 15 hours, 30 minutes, 7 seconds.
• To count from 1 to 998,452,997,158,789,011,938 would take you about two hundred ninety-three billion, two hundred seventy-four million, seven hundred one thousand and nine 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 998452997158789011938 cubic inches would be around 832903.4 feet tall.

Recreational maths with 998452997158789011938

• 998452997158789011938 backwards is 839110987851799254899
• The number of decimal digits it has is: 21
• The sum of 998452997158789011938's digits is 122
• More coming soon!