30279831855

Names of 30279831855

• Cardinal: 30279831855 can be written as Thirty billion, two hundred seventy-nine million, eight hundred thirty-one thousand, eight hundred fifty-five.

Scientific notation

• Scientific notation: 3.0279831855 × 10¹⁰

Factors of 30279831855

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 3417

Divisors of 30279831855

• Number of divisors d(n): 128
• Complete list of divisors:
  1 3 5 7 13 15 21 35 39 65 71 91 97 105 195 213 273 291 355 455 485 497 679 923 1065 1261 1365 1455 1491 2037 2485 2769 3221 3395 3783 4615 6305 6461 6887 7455 8827 9663 10185 13845 16105 18915 19383 20661 22547 26481 32305 34435 41873 44135 48209 48315 67641 89531 96915 103305 112735 125619 132405 144627 209365 228691 241045 268593 293111 312437 338205 447655 626717 628095 686073 723135 879333 937311 1143455 1342965 1465555 1562185 1600837 1880151 2187059 2972983 3133585 3430365 4061681 4396665 4686555 4802511 6561177 8004185 8918949 9400755 10935295 12185043 14864915 20308405 20810881 22183027 24012555 28431767 32805885 44594745 60925215 62432643 66549081 85295301 104054405 110915135 142158835 155281189 288379351 312163215 332745405 426476505 465843567 776405945 865138053 1441896755 2018655457 2329217835 4325690265 6055966371 10093277285 30279831855
• Sum of all divisors σ(n): 61110153216
• Sum of proper divisors (its aliquot sum) s(n): 30830321361
• 30279831855 is an abundant number, because the sum of its proper divisors (30830321361) is greater than itself. Its abundance is 550489506

Bases of 30279831855

• Binary: 11100001100110100011001000100101111₂
• Hexadecimal: 0x70CD1912F
• Base-36: DWRTVSF

Squares and roots of 30279831855

• 30279831855 squared (30279831855²) is 916868217167072741025
• 30279831855 cubed (30279831855³) is 27762615449012587040790960351375
• The square root of 30279831855 is 174011.0107292063
• The cube root of 30279831855 is 3116.8637622249

Scales and comparisons

• 30,279,831,855 seconds is equal to 962 years, 41 weeks, 6 days, 24 minutes, 15 seconds.
• To count from 1 to 30,279,831,855 would take you about one thousand, nine hundred twenty-five 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 30279831855 cubic inches would be around 259.7 feet tall.

Recreational maths with 30279831855

• 30279831855 backwards is 55813897203
• The number of decimal digits it has is: 11
• The sum of 30279831855's digits is 51
• More coming soon!