855998543979

Names of 855998543979

• Cardinal: 855998543979 can be written as Eight hundred fifty-five billion, nine hundred ninety-eight million, five hundred forty-three thousand, nine hundred seventy-nine.

Scientific notation

• Scientific notation: 8.55998543979 × 10¹¹

Factors of 855998543979

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 351

Divisors of 855998543979

• Number of divisors d(n): 56
• Complete list of divisors:
  1 3 9 27 81 149 199 243 447 597 729 1341 1791 4023 5373 12069 16119 29651 36207 39601 48357 88953 108621 118803 145071 266859 356409 800577 1069227 2401731 3207681 5900549 7205193 7880599 9623043 17701647 21615579 23641797 28869129 53104941 70925391 159314823 212776173 477944469 638328519 1174209251 1433833407 1914985557 3522627753 4301500221 5744956671 10567883259 31703649777 95110949331 285332847993 855998543979
• Sum of all divisors σ(n): 1298549580000
• Sum of proper divisors (its aliquot sum) s(n): 442551036021
• 855998543979 is a deficient number, because the sum of its proper divisors (442551036021) is less than itself. Its deficiency is 413447507958

Bases of 855998543979

• Binary: 1100011101001101011111010011100001101011₂
• Hexadecimal: 0xC74D7D386B
• Base-36: AX8NFJOR

Squares and roots of 855998543979

• 855998543979 squared (855998543979²) is 732733507294167997152441
• 855998543979 cubed (855998543979³) is 627218815368433781600708114105702739
• The square root of 855998543979 is 925201.8936313307
• The cube root of 855998543979 is 9494.9134135539

Scales and comparisons

• 855,998,543,979 seconds is equal to 27,218 years, 5 weeks, 3 days, 13 hours, 19 minutes, 39 seconds.
• To count from 1 to 855,998,543,979 would take you about fifty-four thousand, four hundred thirty-six 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 855998543979 cubic inches would be around 791.2 feet tall.

Recreational maths with 855998543979

• 855998543979 backwards is 979345899558
• 855998543979 is a Harshad number.
• The number of decimal digits it has is: 12
• The sum of 855998543979's digits is 81
• More coming soon!