72684421875

Names of 72684421875

• Cardinal: 72684421875 can be written as Seventy-two billion, six hundred eighty-four million, four hundred twenty-one thousand, eight hundred seventy-five.

Scientific notation

• Scientific notation: 7.2684421875 × 10¹⁰

Factors of 72684421875

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 507

Divisors of 72684421875

• Number of divisors d(n): 224
• Complete list of divisors:
  1 3 5 9 13 15 25 27 29 39 45 65 75 87 117 125 135 145 195 225 261 325 351 375 377 435 457 585 625 675 725 783 975 1125 1131 1305 1371 1625 1755 1875 1885 2175 2285 2925 3125 3375 3393 3625 3915 4113 4875 5625 5655 5941 6525 6855 8125 8775 9375 9425 10179 10875 11425 12339 13253 14625 15625 16875 16965 17823 18125 19575 20565 24375 28125 28275 29705 32625 34275 39759 40625 43875 46875 47125 50895 53469 54375 57125 61695 66265 73125 84375 84825 89115 90625 97875 102825 119277 121875 140625 141375 148525 160407 163125 171375 172289 198795 203125 219375 235625 254475 267345 271875 285625 308475 331325 357831 365625 421875 424125 445575 453125 489375 514125 516867 596385 609375 706875 742625 802035 815625 856875 861445 993975 1096875 1178125 1272375 1336725 1359375 1428125 1542375 1550601 1656625 1789155 1828125 2120625 2227875 2446875 2570625 2584335 2981925 3534375 3713125 4010175 4078125 4284375 4307225 4651803 4969875 5484375 5890625 6361875 6683625 7140625 7711875 7753005 8283125 8945775 10603125 11139375 12234375 12853125 12921675 14909625 17671875 18565625 20050875 21421875 21536125 23259015 24849375 31809375 33418125 38559375 38765025 41415625 44728875 53015625 55696875 64265625 64608375 74548125 92828125 100254375 107680625 116295075 124246875 159046875 167090625 192796875 193825125 207078125 223644375 278484375 323041875 372740625 501271875 538403125 581475375 621234375 835453125 969125625 1118221875 1615209375 1863703125 2506359375 2692015625 2907376875 4845628125 5591109375 8076046875 14536884375 24228140625 72684421875
• Sum of all divisors σ(n): 150279326400
• Sum of proper divisors (its aliquot sum) s(n): 77594904525
• 72684421875 is an abundant number, because the sum of its proper divisors (77594904525) is greater than itself. Its abundance is 4910482650

Bases of 72684421875

• Binary: 1000011101100010101000100001011110011₂
• Hexadecimal: 0x10EC5442F3
• Base-36: XE2FEUR

Squares and roots of 72684421875

• 72684421875 squared (72684421875²) is 5283025183302978515625
• 72684421875 cubed (72684421875³) is 383993631199442896373748779296875
• The square root of 72684421875 is 269600.4856727821
• The cube root of 72684421875 is 4173.3080861245

Scales and comparisons

• 72,684,421,875 seconds is equal to 2,311 years, 7 weeks, 1 day, 21 hours, 11 minutes, 15 seconds.
• To count from 1 to 72,684,421,875 would take you about four thousand, six hundred twenty-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 72684421875 cubic inches would be around 347.8 feet tall.

Recreational maths with 72684421875

• 72684421875 backwards is 57812448627
• The number of decimal digits it has is: 11
• The sum of 72684421875's digits is 54
• More coming soon!