30385778427

Names of 30385778427

• Cardinal: 30385778427 can be written as Thirty billion, three hundred eighty-five million, seven hundred seventy-eight thousand, four hundred twenty-seven.

Scientific notation

• Scientific notation: 3.0385778427 × 10¹⁰

Factors of 30385778427

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 434

Divisors of 30385778427

• Number of divisors d(n): 160
• Complete list of divisors:
  1 3 9 17 27 29 41 51 67 81 87 123 153 201 261 277 369 459 493 603 697 783 831 1107 1139 1189 1377 1479 1809 1943 2091 2349 2493 2747 3321 3417 3567 4437 4709 5427 5829 6273 7479 8033 8241 10251 10701 11357 13311 14127 17487 18559 18819 20213 22437 24099 24723 30753 32103 33031 34071 39933 42381 46699 52461 55677 56457 60639 72297 74169 79663 92259 96309 99093 102213 127143 136561 140097 157383 167031 181917 193069 216891 222507 238989 297279 306639 315503 329353 381429 409683 420291 501093 538211 545751 579207 650673 716967 760919 891837 919917 946509 988059 1229049 1260873 1354271 1503279 1614633 1637253 1737621 2150901 2282757 2675511 2839527 2964177 3687147 3782619 4062813 4843899 5212863 5599001 6452703 6848271 8518581 8892531 9149587 11061441 12188439 12935623 14531697 15638589 16797003 20544813 22066651 25555743 26677593 27448761 36565317 38806869 43595091 50391009 61634439 66199953 82346283 109695951 116420607 151173027 198599859 247038849 349261821 375133067 453519081 595799577 741116547 1047785463 1125399201 1787398731 3376197603 10128592809 30385778427
• Sum of all divisors σ(n): 51877869120
• Sum of proper divisors (its aliquot sum) s(n): 21492090693
• 30385778427 is a deficient number, because the sum of its proper divisors (21492090693) is less than itself. Its deficiency is 8893687734

Bases of 30385778427

• Binary: 11100010011001000100010111011111011₂
• Hexadecimal: 0x713222EFB
• Base-36: DYIWOOR

Squares and roots of 30385778427

• 30385778427 squared (30385778427²) is 923295530614738594329
• 30385778427 cubed (30385778427³) is 28055053415898842027806432740483
• The square root of 30385778427 is 174315.1698131863
• The cube root of 30385778427 is 3120.4947449529

Scales and comparisons

• 30,385,778,427 seconds is equal to 966 years, 9 weeks, 6 hours, 27 seconds.
• To count from 1 to 30,385,778,427 would take you about one thousand, nine hundred thirty-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 30385778427 cubic inches would be around 260 feet tall.

Recreational maths with 30385778427

• 30385778427 backwards is 72487758303
• The number of decimal digits it has is: 11
• The sum of 30385778427's digits is 54
• More coming soon!