1085809512162438

Names of 1085809512162438

• Cardinal: 1085809512162438 can be written as One quadrillion, eighty-five trillion, eight hundred nine billion, five hundred twelve million, one hundred sixty-two thousand, four hundred thirty-eight.

Scientific notation

• Scientific notation: 1.085809512162438 × 10¹⁵

Factors of 1085809512162438

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 6
• Sum of prime factors: 1618929966

Divisors of 1085809512162438

• Number of divisors d(n): 48
• Complete list of divisors:
  1 2 3 6 7 9 14 18 21 42 63 126 5323 10646 15969 31938 37261 47907 74522 95814 111783 223566 335349 670698 1618924631 3237849262 4856773893 9713547786 11332472417 14570321679 22664944834 29140643358 33997417251 67994834502 101992251753 203984503506 8617535810813 17235071621626 25852607432439 51705214864878 60322750675691 77557822297317 120645501351382 155115644594634 180968252027073 361936504054146 542904756081219 1085809512162438
• Sum of all divisors σ(n): 2689176279119616
• Sum of proper divisors (its aliquot sum) s(n): 1603366766957178
• 1085809512162438 is an abundant number, because the sum of its proper divisors (1603366766957178) is greater than itself. Its abundance is 517557254794740

Bases of 1085809512162438

• Binary: 11110110111000100110111010010001000010010010000110₂
• Hexadecimal: 0x3DB89BA442486
• Base-36: AOVY04RQTI

Squares and roots of 1085809512162438

• 1085809512162438 squared (1085809512162438²) is 1178982296702431595046898103844
• 1085809512162438 cubed (1085809512162438³) is 1280150192430617985743003630684806998320211672
• The square root of 1085809512162438 is 32951623.8167778007
• The cube root of 1085809512162438 is 102782.1932195595

Scales and comparisons

• 1,085,809,512,162,438 seconds is equal to 34,525,383 years, 44 weeks, 4 days, 2 hours, 27 minutes, 18 seconds.
• To count from 1 to 1,085,809,512,162,438 would take you about one hundred three million, five hundred seventy-six thousand, one hundred fifty-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 1085809512162438 cubic inches would be around 8565.2 feet tall.

Recreational maths with 1085809512162438

• 1085809512162438 backwards is 8342612159085801
• 1085809512162438 is a Harshad number.
• The number of decimal digits it has is: 16
• The sum of 1085809512162438's digits is 63
• More coming soon!