40149437991

Names of 40149437991

• Cardinal: 40149437991 can be written as Forty billion, one hundred forty-nine million, four hundred thirty-seven thousand, nine hundred ninety-one.

Scientific notation

• Scientific notation: 4.0149437991 × 10¹⁰

Factors of 40149437991

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 1628

Divisors of 40149437991

• Number of divisors d(n): 96
• Complete list of divisors:
  1 3 13 29 31 39 59 87 93 169 177 377 403 507 767 899 1131 1209 1493 1711 1829 2301 2697 4479 4901 5133 5239 5487 9971 11687 14703 15717 19409 22243 23777 29913 35061 43297 46283 53041 58227 66729 71331 88087 129891 138849 151931 159123 252317 264261 289159 309101 455793 562861 601679 689533 756951 867477 927303 1145131 1342207 1688583 1805037 2068599 2554523 2730697 3435393 4026621 7317193 7663569 7821827 8192091 8963929 14886703 17448691 21951579 23465481 26891787 33208799 35499061 44660109 52346073 79190213 99626397 106497183 226832983 237570639 431714387 461487793 680498949 1029472769 1295143161 1384463379 3088418307 13383145997 40149437991
• Sum of all divisors σ(n): 62991820800
• Sum of proper divisors (its aliquot sum) s(n): 22842382809
• 40149437991 is a deficient number, because the sum of its proper divisors (22842382809) is less than itself. Its deficiency is 17307055182

Bases of 40149437991

• Binary: 100101011001000101111100111000100111₂
• Hexadecimal: 0x95917CE27
• Base-36: IFZXSMF

Squares and roots of 40149437991

• 40149437991 squared (40149437991²) is 1611977370993154116081
• 40149437991 cubed (40149437991³) is 64719985499584843269100525433271
• The square root of 40149437991 is 200373.2466947623
• The cube root of 40149437991 is 3424.2055234623

Scales and comparisons

• 40,149,437,991 seconds is equal to 1,276 years, 32 weeks, 4 days, 13 hours, 39 minutes, 51 seconds.
• To count from 1 to 40,149,437,991 would take you about two thousand, five hundred fifty-three 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 40149437991 cubic inches would be around 285.4 feet tall.

Recreational maths with 40149437991

• 40149437991 backwards is 19973494104
• The number of decimal digits it has is: 11
• The sum of 40149437991's digits is 51
• More coming soon!