45438750

Names of 45438750

• Cardinal: 45438750 can be written as Forty-five million, four hundred thirty-eight thousand, seven hundred fifty.

Scientific notation

• Scientific notation: 4.543875 × 10⁷

Factors of 45438750

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 594

Divisors of 45438750

• Number of divisors d(n): 120
• Complete list of divisors:
  1 2 3 5 6 7 9 10 14 15 18 21 25 30 35 42 45 50 63 70 75 90 105 125 126 150 175 210 225 250 315 350 375 450 525 577 625 630 750 875 1050 1125 1154 1250 1575 1731 1750 1875 2250 2625 2885 3150 3462 3750 4039 4375 5193 5250 5625 5770 7875 8078 8655 8750 10386 11250 12117 13125 14425 15750 17310 20195 24234 25965 26250 28850 36351 39375 40390 43275 51930 60585 72125 72702 78750 86550 100975 121170 129825 144250 181755 201950 216375 259650 302925 360625 363510 432750 504875 605850 649125 721250 908775 1009750 1081875 1298250 1514625 1817550 2163750 2524375 3029250 3245625 4543875 5048750 6491250 7573125 9087750 15146250 22719375 45438750
• Sum of all divisors σ(n): 140842416
• Sum of proper divisors (its aliquot sum) s(n): 95403666
• 45438750 is an abundant number, because the sum of its proper divisors (95403666) is greater than itself. Its abundance is 49964916

Bases of 45438750

• Binary: 10101101010101011100011110₂
• Hexadecimal: 0x2B5571E
• Base-36: R1WRI

Squares and roots of 45438750

• 45438750 squared (45438750²) is 2064680001562500
• 45438750 cubed (45438750³) is 93816478420998046875000
• The square root of 45438750 is 6740.8271005863
• The cube root of 45438750 is 356.8415840235

Scales and comparisons

• 45,438,750 seconds is equal to 1 year, 23 weeks, 21 hours, 52 minutes, 30 seconds.
• To count from 1 to 45,438,750 would take you about 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 45438750 cubic inches would be around 29.7 feet tall.

Recreational maths with 45438750

• 45438750 backwards is 05783454
• The number of decimal digits it has is: 8
• The sum of 45438750's digits is 36
• More coming soon!