21623938120

Names of 21623938120

• Cardinal: 21623938120 can be written as Twenty-one billion, six hundred twenty-three million, nine hundred thirty-eight thousand, one hundred twenty.

Scientific notation

• Scientific notation: 2.162393812 × 10¹⁰

Factors of 21623938120

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 1963

Divisors of 21623938120

• Number of divisors d(n): 128
• Complete list of divisors:
  1 2 4 5 8 10 17 20 34 37 40 68 74 85 136 148 170 185 296 340 370 629 680 739 740 1163 1258 1478 1480 2326 2516 2956 3145 3695 4652 5032 5815 5912 6290 7390 9304 11630 12563 12580 14780 19771 23260 25126 25160 27343 29560 39542 43031 46520 50252 54686 62815 79084 86062 98855 100504 109372 125630 136715 158168 172124 197710 215155 218744 251260 273430 344248 395420 430310 464831 502520 546860 731527 790840 859457 860620 929662 1093720 1463054 1718914 1721240 1859324 2324155 2926108 3437828 3657635 3718648 4297285 4648310 5852216 6875656 7315270 8594570 9296620 14610769 14630540 17189140 18593240 29221538 29261080 31799909 34378280 58443076 63599818 73053845 116886152 127199636 146107690 158999545 254399272 292215380 317999090 540598453 584430760 635998180 1081196906 1271996360 2162393812 2702992265 4324787624 5405984530 10811969060 21623938120
• Sum of all divisors σ(n): 53025321600
• Sum of proper divisors (its aliquot sum) s(n): 31401383480
• 21623938120 is an abundant number, because the sum of its proper divisors (31401383480) is greater than itself. Its abundance is 9777445360

Bases of 21623938120

• Binary: 10100001000111000110001110001001000₂
• Hexadecimal: 0x508E31C48
• Base-36: 9XMC1FS

Squares and roots of 21623938120

• 21623938120 squared (21623938120²) is 467594699817589134400
• 21623938120 cubed (21623938120³) is 10111238854095522729849963328000
• The square root of 21623938120 is 147050.8011538869
• The cube root of 21623938120 is 2785.9817250719

Scales and comparisons

• 21,623,938,120 seconds is equal to 687 years, 29 weeks, 6 days, 1 hour, 28 minutes, 40 seconds.
• To count from 1 to 21,623,938,120 would take you about one thousand, three hundred seventy-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 21623938120 cubic inches would be around 232.2 feet tall.

Recreational maths with 21623938120

• 21623938120 backwards is 02183932612
• 21623938120 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 21623938120's digits is 37
• More coming soon!