42081551655

Names of 42081551655

• Cardinal: 42081551655 can be written as Forty-two billion, eighty-one million, five hundred fifty-one thousand, six hundred fifty-five.

Scientific notation

• Scientific notation: 4.2081551655 × 10¹⁰

Factors of 42081551655

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 6
• Sum of prime factors: 73232

Divisors of 42081551655

• Number of divisors d(n): 64
• Complete list of divisors:
  1 3 5 11 13 15 33 39 55 65 143 165 195 269 429 715 807 1345 2145 2959 3497 4035 8877 10491 14795 17485 38467 44385 52455 72931 115401 192335 218793 364655 577005 802241 948103 1093965 2406723 2844309 4011205 4740515 10429133 12033615 14221545 19618439 31287399 52145665 58855317 98092195 156436995 215802829 255039707 294276585 647408487 765119121 1079014145 1275198535 2805436777 3237042435 3825595605 8416310331 14027183885 42081551655
• Sum of all divisors σ(n): 79396692480
• Sum of proper divisors (its aliquot sum) s(n): 37315140825
• 42081551655 is a deficient number, because the sum of its proper divisors (37315140825) is less than itself. Its deficiency is 4766410830

Bases of 42081551655

• Binary: 100111001100010000011000010100100111₂
• Hexadecimal: 0x9CC418527
• Base-36: JBY9P2F

Squares and roots of 42081551655

• 42081551655 squared (42081551655²) is 1770856989692433239025
• 42081551655 cubed (42081551655³) is 74520409885359931910669499336375
• The square root of 42081551655 is 205137.8844947953
• The cube root of 42081551655 is 3478.2749976473

Scales and comparisons

• 42,081,551,655 seconds is equal to 1,338 years, 3 weeks, 1 day, 23 hours, 54 minutes, 15 seconds.
• To count from 1 to 42,081,551,655 would take you about two thousand, six hundred seventy-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 42081551655 cubic inches would be around 289.9 feet tall.

Recreational maths with 42081551655

• 42081551655 backwards is 55615518024
• The number of decimal digits it has is: 11
• The sum of 42081551655's digits is 42
• More coming soon!