20742879500

Names of 20742879500

• Cardinal: 20742879500 can be written as Twenty billion, seven hundred forty-two million, eight hundred seventy-nine thousand, five hundred.

Scientific notation

• Scientific notation: 2.07428795 × 10¹⁰

Factors of 20742879500

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 16450

Divisors of 20742879500

• Number of divisors d(n): 144
• Complete list of divisors:
  1 2 4 5 7 10 14 19 20 25 28 35 38 50 70 76 95 100 125 133 140 175 190 250 266 350 361 380 475 500 532 665 700 722 875 950 1330 1444 1750 1805 1900 2375 2527 2660 3325 3500 3610 4750 5054 6650 7220 9025 9500 10108 12635 13300 16417 16625 18050 25270 32834 33250 36100 45125 50540 63175 65668 66500 82085 90250 114919 126350 164170 180500 229838 252700 311923 315875 328340 410425 459676 574595 623846 631750 820850 1149190 1247692 1263500 1559615 1641700 2052125 2183461 2298380 2872975 3119230 4104250 4366922 5745950 5926537 6238460 7798075 8208500 8733844 10917305 11491900 11853074 14364875 15596150 21834610 23706148 28729750 29632685 31192300 38990375 41485759 43669220 54586525 57459500 59265370 77980750 82971518 109173050 118530740 148163425 155961500 165943036 207428795 218346100 272932625 296326850 414857590 545865250 592653700 740817125 829715180 1037143975 1091730500 1481634250 2074287950 2963268500 4148575900 5185719875 10371439750 20742879500
• Sum of all divisors σ(n): 54645933888
• Sum of proper divisors (its aliquot sum) s(n): 33903054388
• 20742879500 is an abundant number, because the sum of its proper divisors (33903054388) is greater than itself. Its abundance is 13160174888

Bases of 20742879500

• Binary: 10011010100010111110011100100001100₂
• Hexadecimal: 0x4D45F390C
• Base-36: 9J1RW98

Squares and roots of 20742879500

• 20742879500 squared (20742879500²) is 430267049951520250000
• 20742879500 cubed (20742879500³) is 8924977569964865387559875000000
• The square root of 20742879500 is 144023.8851718701
• The cube root of 20742879500 is 2747.6179703571

Scales and comparisons

• 20,742,879,500 seconds is equal to 659 years, 29 weeks, 14 hours, 58 minutes, 20 seconds.
• To count from 1 to 20,742,879,500 would take you about one thousand, three hundred nineteen 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 20742879500 cubic inches would be around 229 feet tall.

Recreational maths with 20742879500

• 20742879500 backwards is 00597824702
• The number of decimal digits it has is: 11
• The sum of 20742879500's digits is 44
• More coming soon!