684438190128

Names of 684438190128

• Cardinal: 684438190128 can be written as Six hundred eighty-four billion, four hundred thirty-eight million, one hundred ninety thousand, one hundred twenty-eight.

Scientific notation

• Scientific notation: 6.84438190128 × 10¹¹

Factors of 684438190128

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 5611644

Divisors of 684438190128

• Number of divisors d(n): 180
• Complete list of divisors:
  1 2 3 4 6 7 8 9 11 12 14 16 18 21 22 24 28 33 36 42 44 48 56 63 66 72 77 84 88 99 112 121 126 132 144 154 168 176 198 231 242 252 264 308 336 363 396 462 484 504 528 616 693 726 792 847 924 968 1008 1089 1232 1386 1452 1584 1694 1848 1936 2178 2541 2772 2904 3388 3696 4356 5082 5544 5808 6776 7623 8712 10164 11088 13552 15246 17424 20328 30492 40656 60984 121968 5611621 11223242 16834863 22446484 33669726 39281347 44892968 50504589 61727831 67339452 78562694 89785936 101009178 117844041 123455662 134678904 157125388 185183493 202018356 235688082 246911324 269357808 314250776 353532123 370366986 404036712 432094817 471376164 493822648 555550479 628501552 679006141 707064246 740733972 808073424 864189634 942752328 987645296 1111100958 1296284451 1358012282 1414128492 1481467944 1728379268 1885504656 2037018423 2222201916 2592568902 2716024564 2828256984 2962935888 3456758536 3888853353 4074036846 4444403832 4753042987 5185137804 5432049128 5656513968 6111055269 6913517072 7777706706 8148073692 8888807664 9506085974 10370275608 10864098256 12222110538 14259128961 15555413412 16296147384 19012171948 20740551216 24444221076 28518257922 31110826824 32592294768 38024343896 42777386883 48888442152 57036515844 62221653648 76048687792 85554773766 97776884304 114073031688 171109547532 228146063376 342219095064 684438190128
• Sum of all divisors σ(n): 2406218620624
• Sum of proper divisors (its aliquot sum) s(n): 1721780430496
• 684438190128 is an abundant number, because the sum of its proper divisors (1721780430496) is greater than itself. Its abundance is 1037342240368

Bases of 684438190128

• Binary: 1001111101011011101100011111100000110000₂
• Hexadecimal: 0x9F5BB1F830
• Base-36: 8QFCTRG0

Squares and roots of 684438190128

• 684438190128 squared (684438190128²) is 468455636105692276656384
• 684438190128 cubed (684438190128³) is 320628927731440991953203328316977152
• The square root of 684438190128 is 827307.7964868939
• The cube root of 684438190128 is 8812.7492120187

Scales and comparisons

• 684,438,190,128 seconds is equal to 21,763 years, 6 days, 7 hours, 28 minutes, 48 seconds.
• To count from 1 to 684,438,190,128 would take you about forty-three thousand, five hundred twenty-six 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 684438190128 cubic inches would be around 734.4 feet tall.

Recreational maths with 684438190128

• 684438190128 backwards is 821091834486
• The number of decimal digits it has is: 12
• The sum of 684438190128's digits is 54
• More coming soon!