389372256009

Names of 389372256009

• Cardinal: 389372256009 can be written as Three hundred eighty-nine billion, three hundred seventy-two million, two hundred fifty-six thousand and nine.

Scientific notation

• Scientific notation: 3.89372256009 × 10¹¹

Factors of 389372256009

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 205

Divisors of 389372256009

• Number of divisors d(n): 105
• Complete list of divisors:
  1 3 9 11 27 33 81 99 121 191 243 297 363 573 729 891 1089 1331 1719 2101 2673 3267 3993 5157 6303 8019 9801 11979 14641 15471 18909 23111 29403 35937 36481 43923 46413 56727 69333 88209 107811 109443 131769 139239 170181 207999 254221 323433 328329 395307 401291 510543 623997 762663 970299 984987 1185921 1203873 1531629 1871991 2287989 2796431 2954961 3557763 3611619 4414201 5615973 6863967 8389293 8864883 10673289 10834857 13242603 16847919 20591901 25167879 26594649 32504571 39727809 48556211 61775703 75503637 97513713 119183427 145668633 185327109 226510911 292541139 357550281 437005899 534118321 679532733 1072650843 1311017697 1602354963 2038598199 3217952529 3933053091 4807064889 11799159273 14421194667 35397477819 43263584001 129790752003 389372256009
• Sum of all divisors σ(n): 645546200845
• Sum of proper divisors (its aliquot sum) s(n): 256173944836
• 389372256009 is a deficient number, because the sum of its proper divisors (256173944836) is less than itself. Its deficiency is 133198311173

Bases of 389372256009

• Binary: 101101010101000011001010001111100001001₂
• Hexadecimal: 0x5AA8651F09
• Base-36: 4YVI6RK9

Squares and roots of 389372256009

• 389372256009 squared (389372256009²) is 151610753749538236608081
• 389372256009 cubed (389372256009³) is 59033021222682658930096130930208729
• 389372256009 is a perfect square number. Its square root is 623997
• The cube root of 389372256009 is 7302.2214794657

Scales and comparisons

• 389,372,256,009 seconds is equal to 12,380 years, 43 weeks, 2 days, 8 hours, 9 seconds.
• To count from 1 to 389,372,256,009 would take you about twenty-four thousand, seven hundred sixty-one 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 389372256009 cubic inches would be around 608.5 feet tall.

Recreational maths with 389372256009

• 389372256009 backwards is 900652273983
• The number of decimal digits it has is: 12
• The sum of 389372256009's digits is 54
• More coming soon!