1385451847555938

Names of 1385451847555938

• Cardinal: 1385451847555938 can be written as One quadrillion, three hundred eighty-five trillion, four hundred fifty-one billion, eight hundred forty-seven million, five hundred fifty-five thousand, nine hundred thirty-eight.

Scientific notation

• Scientific notation: 1.385451847555938 × 10¹⁵

Factors of 1385451847555938

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 16151

Divisors of 1385451847555938

• Number of divisors d(n): 54
• Complete list of divisors:
  1 2 3 6 9 18 563 1126 1689 3378 5067 10134 15583 31166 46749 93498 140247 280494 316969 633938 950907 1901814 2852721 5705442 8773229 17546458 26319687 52639374 78959061 157918122 242829889 485659778 728489667 1456979334 2185469001 4370938002 4939327927 9878655854 14817983781 29635967562 44453951343 88907902686 136713227507 273426455014 410139682521 820279365042 1230419047563 2460838095126 76969547086441 153939094172882 230908641259323 461817282518646 692725923777969 1385451847555938
• Sum of all divisors σ(n): 3007346611546251
• Sum of proper divisors (its aliquot sum) s(n): 1621894763990313
• 1385451847555938 is an abundant number, because the sum of its proper divisors (1621894763990313) is greater than itself. Its abundance is 236442916434375

Bases of 1385451847555938

• Binary: 100111011000000111110100101001110100001101101100010₂
• Hexadecimal: 0x4EC0FA53A1B62
• Base-36: DN3NSIQ7OI

Squares and roots of 1385451847555938

• 1385451847555938 squared (1385451847555938²) is 1919476821896162067144039059844
• 1385451847555938 cubed (1385451847555938³) is 2659342709236837883547355477784936118719553672
• The square root of 1385451847555938 is 37221658.3128148389
• The cube root of 1385451847555938 is 111480.0475751823

Scales and comparisons

• 1,385,451,847,555,938 seconds is equal to 44,053,083 years, 13 weeks, 6 days, 16 hours, 12 minutes, 18 seconds.
• To count from 1 to 1,385,451,847,555,938 would take you about one hundred thirty-two million, one hundred fifty-nine thousand, two hundred forty-nine 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 1385451847555938 cubic inches would be around 9290 feet tall.

Recreational maths with 1385451847555938

• 1385451847555938 backwards is 8395557481545831
• The number of decimal digits it has is: 16
• The sum of 1385451847555938's digits is 81
• More coming soon!