20918150370

Names of 20918150370

• Cardinal: 20918150370 can be written as Twenty billion, nine hundred eighteen million, one hundred fifty thousand, three hundred seventy.

Scientific notation

• Scientific notation: 2.091815037 × 10¹⁰

Factors of 20918150370

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 68553

Divisors of 20918150370

• Number of divisors d(n): 160
• Complete list of divisors:
  1 2 3 5 6 9 10 13 15 18 26 27 29 30 39 45 54 58 65 78 81 87 90 117 130 135 145 162 174 195 234 261 270 290 351 377 390 405 435 522 585 702 754 783 810 870 1053 1131 1170 1305 1566 1755 1885 2106 2262 2349 2610 3393 3510 3770 3915 4698 5265 5655 6786 7830 10179 10530 11310 11745 16965 20358 23490 30537 33930 50895 61074 68501 101790 137002 152685 205503 305370 342505 411006 616509 685010 890513 1027515 1233018 1781026 1849527 1986529 2055030 2671539 3082545 3699054 3973058 4452565 5343078 5548581 5959587 6165090 8014617 8905130 9247635 9932645 11097162 11919174 13357695 16029234 17878761 18495270 19865290 24043851 25824877 26715390 27742905 29797935 35757522 40073085 48087702 51649754 53636283 55485810 59595870 72131553 77474631 80146170 89393805 107272566 120219255 129124385 144263106 154949262 160908849 178787610 232423893 240438510 258248770 268181415 321817698 360657765 387373155 464847786 536362830 697271679 721315530 774746310 804544245 1162119465 1394543358 1609088490 2091815037 2324238930 3486358395 4183630074 6972716790 10459075185 20918150370
• Sum of all divisors σ(n): 62662889520
• Sum of proper divisors (its aliquot sum) s(n): 41744739150
• 20918150370 is an abundant number, because the sum of its proper divisors (41744739150) is greater than itself. Its abundance is 20826588780

Bases of 20918150370

• Binary: 10011011110110100011010010011100010₂
• Hexadecimal: 0x4DED1A4E2
• Base-36: 9LY4K4I

Squares and roots of 20918150370

• 20918150370 squared (20918150370²) is 437569014901931136900
• 20918150370 cubed (20918150370³) is 9153134450971366325059255653000
• The square root of 20918150370 is 144631.0836922685
• The cube root of 20918150370 is 2755.3351138191

Scales and comparisons

• 20,918,150,370 seconds is equal to 665 years, 6 weeks, 6 days, 5 hours, 19 minutes, 30 seconds.
• To count from 1 to 20,918,150,370 would take you about one thousand, three hundred thirty 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 20918150370 cubic inches would be around 229.6 feet tall.

Recreational maths with 20918150370

• 20918150370 backwards is 07305181902
• The number of decimal digits it has is: 11
• The sum of 20918150370's digits is 36
• More coming soon!