13859390545

Names of 13859390545

• Cardinal: 13859390545 can be written as Thirteen billion, eight hundred fifty-nine million, three hundred ninety thousand, five hundred forty-five.

Scientific notation

• Scientific notation: 1.3859390545 × 10¹⁰

Factors of 13859390545

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 5528

Divisors of 13859390545

• Number of divisors d(n): 96
• Complete list of divisors:
  1 5 7 11 13 35 49 55 65 73 77 91 143 245 365 385 455 511 539 637 715 803 949 1001 2555 2695 3185 3577 4015 4745 5005 5419 5621 6643 7007 10439 17885 27095 28105 33215 35035 37933 39347 46501 52195 59609 70447 73073 189665 196735 232505 265531 298045 352235 365365 395587 417263 493129 511511 774917 1327655 1977935 2086315 2465645 2557555 2769109 2920841 3451903 3874585 4351457 5142631 5424419 13845545 14604205 17259515 19383763 21757285 25713155 27122095 30460199 35998417 37970933 56568941 96918815 152300995 179992085 189854665 213221393 251988919 282844705 395982587 1066106965 1259944595 1979912935 2771878109 13859390545
• Sum of all divisors σ(n): 23044452480
• Sum of proper divisors (its aliquot sum) s(n): 9185061935
• 13859390545 is a deficient number, because the sum of its proper divisors (9185061935) is less than itself. Its deficiency is 4674328610

Bases of 13859390545

• Binary: 1100111010000101011000010001010001₂
• Hexadecimal: 0x33A158451
• Base-36: 6D7IU6P

Squares and roots of 13859390545

• 13859390545 squared (13859390545²) is 192082706278835397025
• 13859390545 cubed (13859390545³) is 2662149243258903435139606128625
• The square root of 13859390545 is 117725.9128017279
• The cube root of 13859390545 is 2402.0463186925

Scales and comparisons

• 13,859,390,545 seconds is equal to 440 years, 35 weeks, 4 days, 14 hours, 42 minutes, 25 seconds.
• To count from 1 to 13,859,390,545 would take you about eight hundred eighty-one 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 13859390545 cubic inches would be around 200.2 feet tall.

Recreational maths with 13859390545

• 13859390545 backwards is 54509395831
• The number of decimal digits it has is: 11
• The sum of 13859390545's digits is 52
• More coming soon!