40081915899

Names of 40081915899

• Cardinal: 40081915899 can be written as Forty billion, eighty-one million, nine hundred fifteen thousand, eight hundred ninety-nine.

Scientific notation

• Scientific notation: 4.0081915899 × 10¹⁰

Factors of 40081915899

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 2262

Divisors of 40081915899

• Number of divisors d(n): 96
• Complete list of divisors:
  1 3 9 19 29 31 57 87 93 127 171 261 279 381 551 589 899 1143 1653 1767 2053 2413 2697 3683 3937 4959 5301 6159 7239 8091 11049 11811 17081 18477 21717 33147 35433 39007 51243 59537 63643 69977 74803 114173 117021 153729 178611 190929 209931 224409 260731 342519 351063 535833 572787 629793 673227 782193 1027557 1131203 1209217 1845647 2169287 2346579 3393609 3627651 4953889 5536941 6507861 7561199 8082661 10180827 10882953 14861667 16610823 19523583 22683597 24247983 35067293 44585001 68050791 72743949 105201879 143662781 153570559 234397169 315605637 430988343 460711677 703191507 1292965029 1382135031 2109574521 4453546211 13360638633 40081915899
• Sum of all divisors σ(n): 65622835200
• Sum of proper divisors (its aliquot sum) s(n): 25540919301
• 40081915899 is a deficient number, because the sum of its proper divisors (25540919301) is less than itself. Its deficiency is 14540996598

Bases of 40081915899

• Binary: 100101010101000100010111111111111011₂
• Hexadecimal: 0x955117FFB
• Base-36: IEVQK8R

Squares and roots of 40081915899

• 40081915899 squared (40081915899²) is 1606559982134508978201
• 40081915899 cubed (40081915899³) is 64394002090614331369912906317699
• The square root of 40081915899 is 200204.6850076191
• The cube root of 40081915899 is 3422.2848717929

Scales and comparisons

• 40,081,915,899 seconds is equal to 1,274 years, 25 weeks, 1 hour, 31 minutes, 39 seconds.
• To count from 1 to 40,081,915,899 would take you about two thousand, five hundred forty-eight 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 40081915899 cubic inches would be around 285.2 feet tall.

Recreational maths with 40081915899

• 40081915899 backwards is 99851918004
• The number of decimal digits it has is: 11
• The sum of 40081915899's digits is 54
• More coming soon!