30055878990

Names of 30055878990

• Cardinal: 30055878990 can be written as Thirty billion, fifty-five million, eight hundred seventy-eight thousand, nine hundred ninety.

Scientific notation

• Scientific notation: 3.005587899 × 10¹⁰

Factors of 30055878990

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 68895

Divisors of 30055878990

• Number of divisors d(n): 96
• Complete list of divisors:
  1 2 3 5 6 9 10 15 18 30 43 45 86 90 113 129 215 226 258 339 387 430 565 645 678 774 1017 1130 1290 1695 1935 2034 3390 3870 4859 5085 9718 10170 14577 24295 29154 43731 48590 68729 72885 87462 137458 145770 206187 218655 343645 412374 437310 618561 687290 1030935 1237122 2061870 2955347 3092805 5910694 6185610 7766377 8866041 14776735 15532754 17732082 23299131 26598123 29553470 38831885 44330205 46598262 53196246 69897393 77663770 88660410 116495655 132990615 139794786 232991310 265981230 333954211 349486965 667908422 698973930 1001862633 1669771055 2003725266 3005587899 3339542110 5009313165 6011175798 10018626330 15027939495 30055878990
• Sum of all divisors σ(n): 80671425120
• Sum of proper divisors (its aliquot sum) s(n): 50615546130
• 30055878990 is an abundant number, because the sum of its proper divisors (50615546130) is greater than itself. Its abundance is 20559667140

Bases of 30055878990

• Binary: 11011111111011110000101000101001110₂
• Hexadecimal: 0x6FF78514E
• Base-36: DT2HSNI

Squares and roots of 30055878990

• 30055878990 squared (30055878990²) is 903355861861523420100
• 30055878990 cubed (30055878990³) is 27151154469017104051576533699000
• The square root of 30055878990 is 173366.3144616047
• The cube root of 30055878990 is 3109.1605206559

Scales and comparisons

• 30,055,878,990 seconds is equal to 955 years, 35 weeks, 3 days, 23 hours, 16 minutes, 30 seconds.
• To count from 1 to 30,055,878,990 would take you about one thousand, nine hundred eleven 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 30055878990 cubic inches would be around 259.1 feet tall.

Recreational maths with 30055878990

• 30055878990 backwards is 09987855003
• The number of decimal digits it has is: 11
• The sum of 30055878990's digits is 54
• More coming soon!