19638748000

Names of 19638748000

• Cardinal: 19638748000 can be written as Nineteen billion, six hundred thirty-eight million, seven hundred forty-eight thousand.

Scientific notation

• Scientific notation: 1.9638748 × 10¹⁰

Factors of 19638748000

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 1600

Divisors of 19638748000

• Number of divisors d(n): 192
• Complete list of divisors:
  1 2 4 5 8 10 16 20 25 31 32 40 50 62 80 100 109 124 125 155 160 200 218 248 250 310 400 436 496 500 545 620 775 800 872 992 1000 1090 1240 1453 1550 1744 2000 2180 2480 2725 2906 3100 3379 3488 3875 4000 4360 4960 5450 5812 6200 6758 7265 7750 8720 10900 11624 12400 13516 13625 14530 15500 16895 17440 21800 23248 24800 27032 27250 29060 31000 33790 36325 43600 45043 46496 54064 54500 58120 62000 67580 72650 84475 87200 90086 108128 109000 116240 124000 135160 145300 158377 168950 180172 181625 218000 225215 232480 270320 290600 316754 337900 360344 363250 422375 436000 450430 540640 581200 633508 675800 720688 726500 791885 844750 900860 1126075 1162400 1267016 1351600 1441376 1453000 1583770 1689500 1801720 2252150 2534032 2703200 2906000 3167540 3379000 3603440 3959425 4504300 4909687 5068064 5630375 5812000 6335080 6758000 7206880 7918850 9008600 9819374 11260750 12670160 13516000 15837700 18017200 19638748 19797125 22521500 24548435 25340320 31675400 36034400 39277496 39594250 45043000 49096870 63350800 78554992 79188500 90086000 98193740 122742175 126701600 157109984 158377000 180172000 196387480 245484350 316754000 392774960 490968700 613710875 633508000 785549920 981937400 1227421750 1963874800 2454843500 3927749600 4909687000 9819374000 19638748000
• Sum of all divisors σ(n): 50300490240
• Sum of proper divisors (its aliquot sum) s(n): 30661742240
• 19638748000 is an abundant number, because the sum of its proper divisors (30661742240) is greater than itself. Its abundance is 11022994240

Bases of 19638748000

• Binary: 10010010010100011111000001101100000₂
• Hexadecimal: 0x4928F8360
• Base-36: 90SEIXS

Squares and roots of 19638748000

• 19638748000 squared (19638748000²) is 385680423007504000000
• 19638748000 cubed (19638748000³) is 7574280635977773164992000000000
• The square root of 19638748000 is 140138.3173867875
• The cube root of 19638748000 is 2697.9750706705

Scales and comparisons

• 19,638,748,000 seconds is equal to 624 years, 23 weeks, 3 days, 7 hours, 46 minutes, 40 seconds.
• To count from 1 to 19,638,748,000 would take you about one thousand, two hundred forty-eight 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 19638748000 cubic inches would be around 224.8 feet tall.

Recreational maths with 19638748000

• 19638748000 backwards is 00084783691
• The number of decimal digits it has is: 11
• The sum of 19638748000's digits is 46
• More coming soon!