18473522977

Names of 18473522977

• Cardinal: 18473522977 can be written as Eighteen billion, four hundred seventy-three million, five hundred twenty-two thousand, nine hundred seventy-seven.

Scientific notation

• Scientific notation: 1.8473522977 × 10¹⁰

Factors of 18473522977

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 257

Divisors of 18473522977

• Number of divisors d(n): 72
• Complete list of divisors:
  1 7 13 19 49 79 91 133 139 247 553 637 931 973 1027 1501 1729 1807 2641 3871 6811 7189 10507 10981 12103 12649 18487 19321 19513 34333 50323 73549 76867 88543 129409 135247 136591 142753 208639 240331 251173 367099 538069 946729 956137 999271 1460473 1526359 1682317 1758211 2569693 2712307 4772287 6994897 10223311 10684513 12307477 17987851 18986149 19842667 29000821 33406009 74791591 132903043 138898669 203005747 233842063 377010673 972290683 1421040229 2639074711 18473522977
• Sum of all divisors σ(n): 24847804800
• Sum of proper divisors (its aliquot sum) s(n): 6374281823
• 18473522977 is a deficient number, because the sum of its proper divisors (6374281823) is less than itself. Its deficiency is 12099241154

Bases of 18473522977

• Binary: 10001001101000110111001011100100001₂
• Hexadecimal: 0x44D1B9721
• Base-36: 8HINPK1

Squares and roots of 18473522977

• 18473522977 squared (18473522977²) is 341271051181746942529
• 18473522977 cubed (18473522977³) is 6304478605390945145808979988833
• The square root of 18473522977 is 135917.3387651479
• The cube root of 18473522977 is 2643.5239030233

Scales and comparisons

• 18,473,522,977 seconds is equal to 587 years, 20 weeks, 5 days, 22 hours, 9 minutes, 37 seconds.
• To count from 1 to 18,473,522,977 would take you about one thousand, one hundred seventy-four 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 18473522977 cubic inches would be around 220.3 feet tall.

Recreational maths with 18473522977

• 18473522977 backwards is 77922537481
• The number of decimal digits it has is: 11
• The sum of 18473522977's digits is 55
• More coming soon!