149915081757521988

Names of 149915081757521988

• Cardinal: 149915081757521988 can be written as One hundred forty-nine quadrillion, nine hundred fifteen trillion, eighty-one billion, seven hundred fifty-seven million, five hundred twenty-one thousand, nine hundred eighty-eight.

Scientific notation

• Scientific notation: 1.49915081757521988 × 10¹⁷

Factors of 149915081757521988

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 966837

Divisors of 149915081757521988

• Number of divisors d(n): 144
• Complete list of divisors:
  1 2 3 4 6 9 12 18 36 73 146 219 292 438 657 876 1314 1399 2628 2798 4197 5596 8394 12591 16788 25182 44269 50364 88538 102127 132807 177076 204254 265614 306381 398421 408508 531228 612762 796842 919143 921091 1225524 1593684 1838286 1842182 2763273 3231637 3676572 3684364 5526546 6463274 8289819 9694911 11053092 12926548 16579638 19389822 29084733 33159276 38779644 58169466 61932331 67239643 116338932 123864662 134479286 185796993 201718929 247729324 268958572 371593986 403437858 557390979 605156787 743187972 806875716 1114781958 1210313574 1288606309 2229563916 2420627148 2577212618 3865818927 4521060163 5154425236 7731637854 9042120326 11597456781 13563180489 15463275708 18084240652 23194913562 27126360978 40689541467 40775777479 46389827124 54252721956 81379082934 81551554958 94068260557 122327332437 162758165868 163103109916 188136521114 244654664874 282204781671 366981997311 376273042228 489309329748 564409563342 733963994622 846614345013 1128819126684 1467927989244 1693228690026 2976631755967 3386457380052 5953263511934 8929895267901 11906527023868 17859790535802 26789685803703 35719581071604 53579371607406 57045312693121 107158743214812 114090625386242 171135938079363 228181250772484 342271876158726 513407814238089 684543752317452 1026815628476178 2053631256952356 4164307826597833 8328615653195666 12492923479793499 16657231306391332 24985846959586998 37478770439380497 49971693919173996 74957540878760994 149915081757521988
• Sum of all divisors σ(n): 384426820798384000
• Sum of proper divisors (its aliquot sum) s(n): 234511739040862012
• 149915081757521988 is an abundant number, because the sum of its proper divisors (234511739040862012) is greater than itself. Its abundance is 84596657283340024

Bases of 149915081757521988

• Binary: 1000010100100110101111100011111010101000010111100001000100₂
• Hexadecimal: 0x2149AF8FAA17844
• Base-36: 1504GLSPPZD0

Squares and roots of 149915081757521988

• 149915081757521988 squared (149915081757521988²) is 22474531738364501954441618303472144
• 149915081757521988 cubed (149915081757521988³) is 3369271263018937079839746906894609176187069825502272
• The square root of 149915081757521988 is 387188690.1208789027
• The cube root of 149915081757521988 is 531228.9999999989

Scales and comparisons

• 149,915,081,757,521,988 seconds is equal to 4,766,835,882 years, 4 weeks, 6 days, 10 hours, 19 minutes, 48 seconds.
• To count from 1 to 149,915,081,757,521,988 would take you about fourteen billion, three hundred million, five hundred seven thousand, six hundred forty-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 149915081757521988 cubic inches would be around 44269.1 feet tall.

Recreational maths with 149915081757521988

• 149915081757521988 backwards is 889125757180519941
• The number of decimal digits it has is: 18
• The sum of 149915081757521988's digits is 90
• More coming soon!