128198213676225

Names of 128198213676225

• Cardinal: 128198213676225 can be written as One hundred twenty-eight trillion, one hundred ninety-eight billion, two hundred thirteen million, six hundred seventy-six thousand, two hundred twenty-five.

Scientific notation

• Scientific notation: 1.28198213676225 × 10¹⁴

Factors of 128198213676225

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 9829

Divisors of 128198213676225

• Number of divisors d(n): 243
• Complete list of divisors:
  1 3 5 7 9 11 15 21 25 33 35 45 49 55 63 75 77 99 105 121 147 165 175 225 231 245 275 315 363 385 441 495 525 539 605 693 735 825 847 1089 1155 1225 1575 1617 1815 1925 2205 2475 2541 2695 3025 3465 3675 4235 4851 5445 5775 5929 7623 8085 9075 9803 11025 12705 13475 17325 17787 21175 24255 27225 29409 29645 38115 40425 49015 53361 63525 68621 88227 88935 107833 121275 147045 148225 190575 205863 245075 266805 323499 343105 441135 444675 480347 539165 617589 735225 754831 970497 1029315 1186163 1334025 1441041 1617495 1715525 2205675 2264493 2401735 2695825 3087945 3558489 3774155 4323123 4852485 5146575 5283817 5930815 6793479 7205205 8087475 8303141 10675467 11322465 12008675 15439725 15851451 17792445 18870775 21615615 24262425 24909423 26419085 29654075 33967395 36026025 41515705 47554353 53377335 56612325 58121987 74728269 79257255 88962225 96098809 108078075 124547115 132095425 169836975 174365961 207578525 237771765 266886675 288296427 290609935 373641345 396286275 480494045 523097883 622735575 672691663 864889281 871829805 1057086899 1188858825 1441482135 1453049675 1868206725 2018074989 2402470225 2615489415 3171260697 3363458315 4324446405 4359149025 4708841641 5285434495 6054224967 7207410675 7399608293 9513782091 10090374945 11627955889 13077447075 14126524923 15856303485 16817291575 21622232025 22198824879 23544208205 26427172475 30271124835 34883867667 36998041465 42379574769 47568910455 50451874725 51797258051 58139779445 66596474637 70632624615 79281517425 81395691223 104651603001 110994124395 117721041025 151355624175 155391774153 174419338335 184990207325 211897873845 237844552275 244187073669 258986290255 290698897225 332982373185 353163123075 406978456115 466175322459 523258015005 554970621975 569769838561 732561221007 776958870765 872096691675 1059489369225 1220935368345 1294931451275 1664911865925 1709309515683 2034892280575 2330876612295 2616290075025 2848849192805 3662806105035 3884794353825 5127928547049 6104676841725 8546547578415 11654383061475 14244245964025 18314030525175 25639642735245 42732737892075 128198213676225
• Sum of all divisors σ(n): 293625556246659
• Sum of proper divisors (its aliquot sum) s(n): 165427342570434
• 128198213676225 is an abundant number, because the sum of its proper divisors (165427342570434) is greater than itself. Its abundance is 37229128894209

Bases of 128198213676225

• Binary: 11101001001100001111000111111001010110011000001₂
• Hexadecimal: 0x749878FCACC1
• Base-36: 19FXG2FY69

Squares and roots of 128198213676225

• 128198213676225 squared (128198213676225²) is 16434781989775042629130250625
• 128198213676225 cubed (128198213676225³) is 2106909693247355188088948076250736853890625
• 128198213676225 is a perfect square number. Its square root is 11322465
• The cube root of 128198213676225 is 50422.8424943361

Scales and comparisons

• 128,198,213,676,225 seconds is equal to 4,076,306 years, 33 weeks, 6 days, 6 hours, 3 minutes, 45 seconds.
• To count from 1 to 128,198,213,676,225 would take you about ten million, one hundred ninety thousand, seven hundred sixty-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 128198213676225 cubic inches would be around 4201.9 feet tall.

Recreational maths with 128198213676225

• 128198213676225 backwards is 522676312891821
• 128198213676225 is a Harshad number.
• The number of decimal digits it has is: 15
• The sum of 128198213676225's digits is 63
• More coming soon!