138497826915

Names of 138497826915

• Cardinal: 138497826915 can be written as One hundred thirty-eight billion, four hundred ninety-seven million, eight hundred twenty-six thousand, nine hundred fifteen.

Scientific notation

• Scientific notation: 1.38497826915 × 10¹¹

Factors of 138497826915

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 128

Divisors of 138497826915

• Number of divisors d(n): 432
• Complete list of divisors:
  1 3 5 7 9 15 17 21 27 29 35 45 51 63 67 81 85 87 105 119 135 145 153 189 201 203 243 255 261 289 315 335 357 405 435 459 469 493 567 595 603 609 765 783 841 867 945 1005 1015 1071 1139 1215 1305 1377 1407 1445 1479 1701 1785 1809 1827 1943 2023 2295 2345 2349 2465 2523 2601 2835 3015 3045 3213 3417 3451 3915 4131 4205 4221 4335 4437 5355 5427 5481 5695 5829 5887 6069 6885 7035 7047 7395 7569 7803 7973 8381 8505 9045 9135 9639 9715 10115 10251 10353 11745 12615 12663 13005 13311 13601 14297 16065 16281 16443 17085 17255 17487 17661 18207 19363 20655 21105 22185 22707 23409 23919 25143 27135 27405 28917 29145 29435 30345 30753 31059 33031 35235 37845 37989 39015 39865 39933 40803 41905 42891 48195 49329 51255 51765 52461 52983 54621 56347 58089 58667 63315 66555 68005 68121 70227 71485 71757 75429 81405 82215 87435 88305 91035 92259 93177 96815 99093 100079 113535 113967 117045 119595 119799 122409 125715 128673 135541 144585 153765 155295 157383 158949 163863 165155 169041 174267 176001 189945 199665 204015 204363 214455 215271 226287 231217 243049 246645 262305 264915 273105 276777 279531 281735 290445 293335 297279 300237 340605 351135 358785 367227 377145 386019 394429 406623 461295 465885 472149 476847 491589 495465 500395 507123 522801 528003 561527 569835 598995 612045 643365 645813 677705 678861 693651 729147 786915 794745 819315 838593 845205 871335 880005 891837 900711 957899 1021815 1076355 1101681 1131435 1156085 1158057 1183287 1215245 1219869 1383885 1397655 1430541 1486395 1501185 1521369 1568403 1584009 1684581 1701343 1836135 1930095 1937439 1972145 2033115 2036583 2080953 2187441 2360745 2384235 2457945 2535615 2614005 2640015 2675511 2702133 2807635 2873697 3229065 3305043 3394305 3468255 3474171 3549861 3645735 3659607 3930689 4192965 4459185 4503555 4564107 4705209 4752027 4789495 5053743 5104029 5508405 5790285 5916435 6099345 6242859 6562323 6705293 7152705 7606845 7842015 7920045 8026533 8106399 8422905 8506715 8621091 9687195 10182915 10404765 10649583 10937205 10978821 11792067 13377555 13510665 13692321 14256081 14368485 15161229 15312087 16284283 16525215 17370855 17749305 18298035 18728577 19653445 19686969 20115879 22820535 23526045 23760135 24319197 25268715 25520145 25863273 31214295 31948749 32811615 32936463 33526465 35376201 40132665 40531995 43105455 45483687 45936261 48852849 53247915 54894105 56185731 58960335 59060907 60347637 68461605 71280405 75806145 76560435 77589819 81421415 93642885 95846247 98434845 100579395 106128603 113989981 121595985 129316365 136451061 137808783 146558547 159743745 164682315 176881005 181042911 227418435 229681305 232769457 244264245 280928655 295304535 301738185 318385809 341969943 387949095 413426349 439675641 479231235 530643015 543128733 569949905 682255305 689043915 732792735 905214555 955157427 1025909829 1163847285 1319026923 1591929045 1629386199 1709849715 2067131745 2198378205 2715643665 3077729487 3957080769 4775787135 5129549145 6595134615 8146930995 9233188461 15388647435 19785403845 27699565383 46165942305 138497826915
• Sum of all divisors σ(n): 317693306112
• Sum of proper divisors (its aliquot sum) s(n): 179195479197
• 138497826915 is an abundant number, because the sum of its proper divisors (179195479197) is greater than itself. Its abundance is 40697652282

Bases of 138497826915

• Binary: 10000000111111000111010010000001100011₂
• Hexadecimal: 0x203F1D2063
• Base-36: 1RMI136R

Squares and roots of 138497826915

• 138497826915 squared (138497826915²) is 19181648060177298417225
• 138497826915 cubed (138497826915³) is 2656616572982880980401131504610875
• The square root of 138497826915 is 372152.9617173563
• The cube root of 138497826915 is 5173.8557923997

Scales and comparisons

• 138,497,826,915 seconds is equal to 4,403 years, 41 weeks, 5 days, 2 hours, 35 minutes, 15 seconds.
• To count from 1 to 138,497,826,915 would take you about eight thousand, eight hundred seven 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 138497826915 cubic inches would be around 431.2 feet tall.

Recreational maths with 138497826915

• 138497826915 backwards is 519628794831
• 138497826915 is a Harshad number.
• The number of decimal digits it has is: 12
• The sum of 138497826915's digits is 63
• More coming soon!