989709353890772420

Names of 989709353890772420

• Cardinal: 989709353890772420 can be written as Nine hundred eighty-nine quadrillion, seven hundred nine trillion, three hundred fifty-three billion, eight hundred ninety million, seven hundred seventy-two thousand, four hundred twenty.

Scientific notation

• Scientific notation: 9.8970935389077242 × 10¹⁷

Factors of 989709353890772420

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 3998808211

Divisors of 989709353890772420

• Number of divisors d(n): 96
• Complete list of divisors:
  1 2 4 5 10 19 20 38 76 95 190 347 380 694 1388 1735 1877 3470 3754 6593 6940 7508 9385 13186 18770 26372 32965 35663 37540 65930 71326 131860 142652 178315 356630 651319 713260 1302638 2605276 3256595 6513190 12375061 13026380 24750122 49500244 61875305 123750610 247501220 3998805961 7997611922 15995223844 19994029805 39988059610 75977313259 79976119220 151954626518 303909253036 379886566295 759773132590 1387585668467 1519546265180 2775171336934 5550342673868 6937928342335 7505758788797 13875856684670 15011517577594 26364127700873 27751713369340 30023035155188 37528793943985 52728255401746 75057587887970 105456510803492 131820638504365 142609416987143 150115175775940 263641277008730 285218833974286 527282554017460 570437667948572 713047084935715 1426094169871430 2604498299712559 2852188339742860 5208996599425118 10417993198850236 13022491498562795 26044982997125590 49485467694538621 52089965994251180 98970935389077242 197941870778154484 247427338472693105 494854676945386210 989709353890772420
• Sum of all divisors σ(n): 2195252340648635520
• Sum of proper divisors (its aliquot sum) s(n): 1205542986757863100
• 989709353890772420 is an abundant number, because the sum of its proper divisors (1205542986757863100) is greater than itself. Its abundance is 215833632867090680

Bases of 989709353890772420

• Binary: 110110111100001001110110100111100101100010100111010111000100₂
• Hexadecimal: 0xDBC2769E58A75C4
• Base-36: 7IP2OOFSAVGK

Squares and roots of 989709353890772420

• 989709353890772420 squared (989709353890772420²) is 979524605178890200730364024232656400
• 989709353890772420 cubed (989709353890772420³) is 969444664111713372827633262896650816461971184456488000
• The square root of 989709353890772420 is 994841371.2199409835
• The cube root of 989709353890772420 is 996557.9505190903

Scales and comparisons

• 989,709,353,890,772,420 seconds is equal to 31,469,696,081 years, 35 weeks, 6 days, 19 hours, 20 seconds.
• To count from 1 to 989,709,353,890,772,420 would take you about ninety-four billion, four hundred nine million, eighty-eight thousand, two 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 989709353890772420 cubic inches would be around 83046.5 feet tall.

Recreational maths with 989709353890772420

• 989709353890772420 backwards is 024277098353907989
• The number of decimal digits it has is: 18
• The sum of 989709353890772420's digits is 92
• More coming soon!