40870987136

Names of 40870987136

• Cardinal: 40870987136 can be written as Forty billion, eight hundred seventy million, nine hundred eighty-seven thousand, one hundred thirty-six.

Scientific notation

• Scientific notation: 4.0870987136 × 10¹⁰

Factors of 40870987136

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 1572967

Divisors of 40870987136

• Number of divisors d(n): 64
• Complete list of divisors:
  1 2 4 7 8 14 16 28 29 32 56 58 64 112 116 128 203 224 232 406 448 464 812 896 928 1624 1856 3248 3712 6496 12992 25984 1572929 3145858 6291716 11010503 12583432 22021006 25166864 44042012 45614941 50333728 88084024 91229882 100667456 176168048 182459764 201334912 319304587 352336096 364919528 638609174 704672192 729839056 1277218348 1409344384 1459678112 2554436696 2919356224 5108873392 5838712448 10217746784 20435493568 40870987136
• Sum of all divisors σ(n): 96263316000
• Sum of proper divisors (its aliquot sum) s(n): 55392328864
• 40870987136 is an abundant number, because the sum of its proper divisors (55392328864) is greater than itself. Its abundance is 14521341728

Bases of 40870987136

• Binary: 100110000100000110011100010110000000₂
• Hexadecimal: 0x98419C580
• Base-36: IRXJ3I8

Squares and roots of 40870987136

• 40870987136 squared (40870987136²) is 1670437589471077482496
• 40870987136 cubed (40870987136³) is 68272433230763256831153281171456
• The square root of 40870987136 is 202165.7417467165
• The cube root of 40870987136 is 3444.5966565543

Scales and comparisons

• 40,870,987,136 seconds is equal to 1,299 years, 29 weeks, 4 days, 19 hours, 58 minutes, 56 seconds.
• To count from 1 to 40,870,987,136 would take you about two thousand, five hundred ninety-nine 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 40870987136 cubic inches would be around 287 feet tall.

Recreational maths with 40870987136

• 40870987136 backwards is 63178907804
• The number of decimal digits it has is: 11
• The sum of 40870987136's digits is 53
• More coming soon!