90305842172

Names of 90305842172

• Cardinal: 90305842172 can be written as Ninety billion, three hundred five million, eight hundred forty-two thousand, one hundred seventy-two.

Scientific notation

• Scientific notation: 9.0305842172 × 10¹⁰

Factors of 90305842172

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 6697

Divisors of 90305842172

• Number of divisors d(n): 96
• Complete list of divisors:
  1 2 4 7 13 14 23 26 28 46 52 91 92 161 182 299 322 364 598 644 1196 2093 2801 3851 4186 5602 7702 8372 11204 15404 19607 26957 36413 39214 50063 53914 64423 72826 78428 88573 100126 107828 128846 145652 177146 200252 254891 257692 350441 354292 450961 509782 620011 700882 837499 901922 1019564 1151449 1240022 1401764 1674998 1803844 2302898 2480044 3349996 4605796 5862493 8060143 10786651 11724986 16120286 21573302 23449972 32240572 43146604 75506557 140226463 151013114 248092973 280452926 302026228 496185946 560905852 981585241 992371892 1736650811 1963170482 3225208649 3473301622 3926340964 6450417298 6946603244 12900834596 22576460543 45152921086 90305842172
• Sum of all divisors σ(n): 203086808064
• Sum of proper divisors (its aliquot sum) s(n): 112780965892
• 90305842172 is an abundant number, because the sum of its proper divisors (112780965892) is greater than itself. Its abundance is 22475123720

Bases of 90305842172

• Binary: 1010100000110101001011100101111111100₂
• Hexadecimal: 0x1506A5CBFC
• Base-36: 15HHRLRW

Squares and roots of 90305842172

• 90305842172 squared (90305842172²) is 8155145130394173677584
• 90305842172 cubed (90305842172³) is 736457249035130608276257518272448
• The square root of 90305842172 is 300509.3046346485
• The cube root of 90305842172 is 4486.4753129919

Scales and comparisons

• 90,305,842,172 seconds is equal to 2,871 years, 23 weeks, 1 day, 12 hours, 9 minutes, 32 seconds.
• To count from 1 to 90,305,842,172 would take you about five thousand, seven hundred forty-two 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 90305842172 cubic inches would be around 373.9 feet tall.

Recreational maths with 90305842172

• 90305842172 backwards is 27124850309
• The number of decimal digits it has is: 11
• The sum of 90305842172's digits is 41
• More coming soon!