30122550

Names of 30122550

• Cardinal: 30122550 can be written as Thirty million, one hundred twenty-two thousand, five hundred fifty.

Scientific notation

• Scientific notation: 3.012255 × 10⁷

Factors of 30122550

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 484

Divisors of 30122550

• Number of divisors d(n): 96
• Complete list of divisors:
  1 2 3 5 6 9 10 15 18 25 27 30 45 50 53 54 75 90 106 135 150 159 225 265 270 318 421 450 477 530 675 795 842 954 1263 1325 1350 1431 1590 2105 2385 2526 2650 2862 3789 3975 4210 4770 6315 7155 7578 7950 10525 11367 11925 12630 14310 18945 21050 22313 22734 23850 31575 35775 37890 44626 56835 63150 66939 71550 94725 111565 113670 133878 189450 200817 223130 284175 334695 401634 557825 568350 602451 669390 1004085 1115650 1204902 1673475 2008170 3012255 3346950 5020425 6024510 10040850 15061275 30122550
• Sum of all divisors σ(n): 84771360
• Sum of proper divisors (its aliquot sum) s(n): 54648810
• 30122550 is an abundant number, because the sum of its proper divisors (54648810) is greater than itself. Its abundance is 24526260

Bases of 30122550

• Binary: 1110010111010001000110110₂
• Hexadecimal: 0x1CBA236
• Base-36: HXMPI

Squares and roots of 30122550

• 30122550 squared (30122550²) is 907368018502500
• 30122550 cubed (30122550³) is 27332238505742481375000
• The square root of 30122550 is 5488.4014066029
• The cube root of 30122550 is 311.1457772691

Scales and comparisons

• 30,122,550 seconds is equal to 49 weeks, 5 days, 15 hours, 22 minutes, 30 seconds.
• To count from 1 to 30,122,550 would take you about twenty-two weeks!

  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 30122550 cubic inches would be around 25.9 feet tall.

Recreational maths with 30122550

• 30122550 backwards is 05522103
• 30122550 is a Harshad number.
• The number of decimal digits it has is: 8
• The sum of 30122550's digits is 18
• More coming soon!