20989046348256800

Names of 20989046348256800

• Cardinal: 20989046348256800 can be written as Twenty quadrillion, nine hundred eighty-nine trillion, forty-six billion, three hundred forty-eight million, two hundred fifty-six thousand, eight hundred.

Scientific notation

• Scientific notation: 2.09890463482568 × 10¹⁶

Factors of 20989046348256800

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 465667

Divisors of 20989046348256800

• Number of divisors d(n): 162
• Complete list of divisors:
  1 2 4 5 8 10 11 16 20 22 25 32 40 44 50 55 80 88 100 110 121 160 176 200 220 242 275 352 400 440 484 550 605 800 880 968 1100 1210 1760 1936 2200 2420 3025 3872 4400 4840 6050 8800 9680 12100 19360 24200 48400 96800 465649 931298 1862596 2328245 3725192 4656490 5122139 7450384 9312980 10244278 11641225 14900768 18625960 20488556 23282450 25610695 37251920 40977112 46564900 51221390 56343529 74503840 81954224 93129800 102442780 112687058 128053475 163908448 186259600 204885560 225374116 256106950 281717645 372519200 409771120 450748232 512213900 563435290 819542240 901496464 1024427800 1126870580 1408588225 1802992928 2048855600 2253741160 2817176450 4097711200 4507482320 5634352900 9014964640 11268705800 22537411600 45074823200 216828991201 433657982402 867315964804 1084144956005 1734631929608 2168289912010 2385118903211 3469263859216 4336579824020 4770237806422 5420724780025 6938527718432 8673159648040 9540475612844 10841449560050 11925594516055 17346319296080 19080951225688 21682899120100 23851189032110 26236307935321 34692638592160 38161902451376 43365798240200 47702378064220 52472615870642 59627972580275 76323804902752 86731596480400 95404756128440 104945231741284 119255945160550 131181539676605 173463192960800 190809512256880 209890463482568 238511890321100 262363079353210 381619024513760 419780926965136 477023780642200 524726158706420 655907698383025 839561853930272 954047561284400 1049452317412840 1311815396766050 1908095122568800 2098904634825680 2623630793532100 4197809269651360 5247261587064200 10494523174128400 20989046348256800
• Sum of all divisors σ(n): 56321234587590399
• Sum of proper divisors (its aliquot sum) s(n): 35332188239333599
• 20989046348256800 is an abundant number, because the sum of its proper divisors (35332188239333599) is greater than itself. Its abundance is 14343141891076799

Bases of 20989046348256800

• Binary: 1001010100100010110110100101011110000110001011000100000₂
• Hexadecimal: 0x4A916D2BC31620
• Base-36: 5QNZUS2MUJK

Squares and roots of 20989046348256800

• 20989046348256800 squared (20989046348256800²) is 440540066609272111308398746240000
• 20989046348256800 cubed (20989046348256800³) is 9246515876326150239901057284680447529554432000000
• The square root of 20989046348256800 is 144875968.8432032539
• The cube root of 20989046348256800 is 275844.4405738837

Scales and comparisons

• 20,989,046,348,256,800 seconds is equal to 667,386,750 years, 25 weeks, 3 days, 21 hours, 33 minutes, 20 seconds.
• To count from 1 to 20,989,046,348,256,800 would take you about two billion, two million, one hundred sixty thousand, two hundred fifty-one 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 20989046348256800 cubic inches would be around 22987 feet tall.

Recreational maths with 20989046348256800

• 20989046348256800 backwards is 00865284364098902
• The number of decimal digits it has is: 17
• The sum of 20989046348256800's digits is 74
• More coming soon!