155997548453313396736

Names of 155997548453313396736

• Cardinal: 155997548453313396736 can be written as One hundred fifty-five quintillion, nine hundred ninety-seven quadrillion, five hundred forty-eight trillion, four hundred fifty-three billion, three hundred thirteen million, three hundred ninety-six thousand, seven hundred thirty-six.

Scientific notation

• Scientific notation: 1.55997548453313396736 × 10²⁰

Factors of 155997548453313396736

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 18
• Sum of prime factors: 1653914

Divisors of 155997548453313396736

• Number of divisors d(n): 135
• Complete list of divisors:
  1 2 4 8 16 32 59 64 118 128 236 256 472 512 944 1024 1888 2048 3481 3776 4096 6962 7552 8192 13924 15104 16384 27848 30208 55696 60416 111392 120832 222784 241664 445568 483328 891136 966656 1653853 1782272 3307706 3564544 6615412 7129088 13230824 14258176 26461648 28516352 52923296 57032704 97577327 105846592 195154654 211693184 390309308 423386368 780618616 846772736 1561237232 1693545472 3122474464 3387090944 5757062293 6244948928 6774181888 11514124586 12489897856 13548363776 23028249172 24979795712 27096727552 46056498344 49959591424 92112996688 99919182848 184225993376 199838365696 368451986752 399676731392 736903973504 799353462784 1473807947008 1598706925568 2735229745609 2947615894016 5470459491218 5895231788032 10940918982436 11790463576064 21881837964872 23580927152128 43763675929744 47161854304256 87527351859488 94323708608512 161378554990931 175054703718976 322757109981862 350109407437952 645514219963724 700218814875904 1291028439927448 1400437629751808 2582056879854896 2800875259503616 5164113759709792 5601750519007232 9521334744464929 10328227519419584 11203501038014464 19042669488929858 20656455038839168 22407002076028928 38085338977859716 41312910077678336 44814004152057856 76170677955719432 82625820155356672 152341355911438864 165251640310713344 304682711822877728 330503280621426688 609365423645755456 661006561242853376 1218730847291510912 1322013122485706752 2437461694583021824 2644026244971413504 4874923389166043648 9749846778332087296 19499693556664174592 38999387113328349184 77998774226656698368 155997548453313396736
• Sum of all divisors σ(n): 317363283849628792461
• Sum of proper divisors (its aliquot sum) s(n): 161365735396315395725
• 155997548453313396736 is an abundant number, because the sum of its proper divisors (161365735396315395725) is greater than itself. Its abundance is 5368186943001998989

Bases of 155997548453313396736

• Binary: 10000111010011100110100111111100111011001111100010000100000000000000₂
• Hexadecimal: 0x874E69FCECF884000
• Base-36: WX72BRANJPJWG

Squares and roots of 155997548453313396736

• 155997548453313396736 squared (155997548453313396736²) is 24335235123443860938227442316330135453696
• 155997548453313396736 cubed (155997548453313396736³) is 3796237020292207716194009335773251236629561041881914205536256
• 155997548453313396736 is a perfect square number. Its square root is 12489897856
• The cube root of 155997548453313396736 is 5383184.4128005863

Scales and comparisons

• 155,997,548,453,313,396,736 seconds is equal to 293,274,701,009 years, 3 weeks, 3 days, 15 hours, 30 minutes, 7 seconds.
• To count from 1 to 155,997,548,453,313,396,736 would take you about two hundred ninety-three billion, two hundred seventy-four million, seven hundred one thousand and nine 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 155997548453313396736 cubic inches would be around 448598.7 feet tall.

Recreational maths with 155997548453313396736

• 155997548453313396736 backwards is 637693313354845799551
• The number of decimal digits it has is: 21
• The sum of 155997548453313396736's digits is 106
• More coming soon!