990820605344625

Names of 990820605344625

• Cardinal: 990820605344625 can be written as Nine hundred ninety trillion, eight hundred twenty billion, six hundred five million, three hundred forty-four thousand, six hundred twenty-five.

Scientific notation

• Scientific notation: 9.90820605344625 × 10¹⁴

Factors of 990820605344625

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 4214016435

Divisors of 990820605344625

• Number of divisors d(n): 96
• Complete list of divisors:
  1 3 5 9 11 15 19 25 33 45 55 57 75 95 99 125 165 171 209 225 275 285 375 475 495 627 825 855 1045 1125 1375 1425 1881 2375 2475 3135 4125 4275 5225 7125 9405 12375 15675 21375 26125 47025 78375 235125 4214016397 12642049191 21070081985 37926147573 46354180367 63210245955 80066311543 105350409925 139062541101 189630737865 231770901835 240198934629 316051229775 400331557715 417187623303 526752049625 695312705505 720596803887 880729426973 948153689325 1158854509175 1200994673145 1580256148875 2001657788575 2085938116515 2642188280919 3476563527525 3602984019435 4403647134865 4740768446625 5794272545875 6004973365725 7926564842757 10008288942875 10429690582575 13210941404595 17382817637625 18014920097175 22018235674325 30024866828625 39632824213785 52148452912875 66054707022975 90074600485875 110091178371625 198164121068925 330273535114875 990820605344625
• Sum of all divisors σ(n): 2051046061234560
• Sum of proper divisors (its aliquot sum) s(n): 1060225455889935
• 990820605344625 is an abundant number, because the sum of its proper divisors (1060225455889935) is greater than itself. Its abundance is 69404850545310

Bases of 990820605344625

• Binary: 11100001010010010101100110001101111011101101110001₂
• Hexadecimal: 0x385256637BB71
• Base-36: 9R7SPA6X69

Squares and roots of 990820605344625

• 990820605344625 squared (990820605344625²) is 981725471975489127115016390625
• 990820605344625 cubed (990820605344625³) is 972713826424991822878575385175991351744140625
• The square root of 990820605344625 is 31477303.0189154707
• The cube root of 990820605344625 is 99693.0791377329

Scales and comparisons

• 990,820,605,344,625 seconds is equal to 31,505,030 years, 22 weeks, 6 days, 9 hours, 3 minutes, 45 seconds.
• To count from 1 to 990,820,605,344,625 would take you about seventy-eight million, seven hundred sixty-two thousand, five hundred seventy-six 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 990820605344625 cubic inches would be around 8307.8 feet tall.

Recreational maths with 990820605344625

• 990820605344625 backwards is 526443506028099
• The number of decimal digits it has is: 15
• The sum of 990820605344625's digits is 63
• More coming soon!