55991964987

Names of 55991964987

• Cardinal: 55991964987 can be written as Fifty-five billion, nine hundred ninety-one million, nine hundred sixty-four thousand, nine hundred eighty-seven.

Scientific notation

• Scientific notation: 5.5991964987 × 10¹⁰

Factors of 55991964987

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 1861

Divisors of 55991964987

• Number of divisors d(n): 144
• Complete list of divisors:
  1 3 7 9 21 27 37 49 63 73 81 111 147 189 219 243 259 333 441 511 567 657 777 999 1323 1533 1701 1741 1813 1971 2331 2701 2997 3577 3969 4599 5223 5439 5913 6993 8103 8991 10731 11907 12187 13797 15669 16317 17739 18907 20979 24309 32193 36561 41391 47007 48951 56721 62937 64417 72927 85309 96579 109683 124173 127093 132349 141021 146853 170163 193251 218781 255927 289737 329049 381279 397047 423063 440559 450919 510489 579753 656343 767781 869211 889651 987147 1143837 1191141 1352757 1531467 1739259 2303343 2668953 2961441 3156433 3431511 3573423 4058271 4594401 4702441 5217777 6227557 6910029 8006859 9469299 10294533 10720269 12174813 14107323 15653331 18682671 20730087 24020577 28407897 30883599 32160807 32917087 36524439 42321969 56048013 72061731 85223691 98751261 109573317 126965907 168144039 216185193 230419609 255671073 296253783 380897721 504432117 691258827 767013219 888761349 1142693163 1513296351 2073776481 2666284047 6221329443 7998852141 18663988329 55991964987
• Sum of all divisors σ(n): 101634160992
• Sum of proper divisors (its aliquot sum) s(n): 45642196005
• 55991964987 is a deficient number, because the sum of its proper divisors (45642196005) is less than itself. Its deficiency is 10349768982

Bases of 55991964987

• Binary: 110100001001011000011001010100111011₂
• Hexadecimal: 0xD0961953B
• Base-36: PQ064OR

Squares and roots of 55991964987

• 55991964987 squared (55991964987²) is 3135100143105433910169
• 55991964987 cubed (55991964987³) is 175540417443498144947625151252803
• The square root of 55991964987 is 236626.2136514043
• The cube root of 55991964987 is 3825.6793755195

Scales and comparisons

• 55,991,964,987 seconds is equal to 1,780 years, 19 weeks, 2 days, 3 hours, 36 minutes, 27 seconds.
• To count from 1 to 55,991,964,987 would take you about three thousand, five hundred sixty 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 55991964987 cubic inches would be around 318.8 feet tall.

Recreational maths with 55991964987

• 55991964987 backwards is 78946919955
• The number of decimal digits it has is: 11
• The sum of 55991964987's digits is 72
• More coming soon!