1311886820827989

Names of 1311886820827989

• Cardinal: 1311886820827989 can be written as One quadrillion, three hundred eleven trillion, eight hundred eighty-six billion, eight hundred twenty million, eight hundred twenty-seven thousand, nine hundred eighty-nine.

Scientific notation

• Scientific notation: 1.311886820827989 × 10¹⁵

Factors of 1311886820827989

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 13
• Sum of prime factors: 8250

Divisors of 1311886820827989

• Number of divisors d(n): 162
• Complete list of divisors:
  1 3 7 9 21 27 49 61 63 81 147 183 189 243 427 441 549 567 729 1281 1323 1647 1701 2187 2989 3843 3969 4941 5103 6561 8179 8967 11529 11907 14823 15309 24537 26901 34587 35721 44469 45927 57253 73611 80703 103761 107163 133407 171759 220833 242109 311283 321489 400221 400771 498919 515277 662499 726327 933849 1202313 1496757 1545831 1987497 2178981 2801547 3492433 3606939 4490271 4637493 5962491 6536943 10477299 10820817 13470813 13912479 17887473 19610829 24447031 31431897 32462451 40412439 41737437 53662419 66896041 73341093 94295691 97387353 121237317 125212311 200688123 220023279 282887073 292162059 363711951 375636933 468272287 602064369 660069837 848661219 876486177 1091135853 1404816861 1806193107 1980209511 2545983657 2629458531 3273407559 3277906009 4080658501 4214450583 5418579321 5940628533 7637950971 9833718027 12241975503 12643351749 16255737963 17821885599 22913852913 28564609507 29501154081 36725926509 37930055247 48767213889 53465656797 85693828521 88503462243 110177779527 113790165741 146301641667 160396970391 199952266549 257081485563 265510386729 330533338581 341370497223 438904925001 599856799647 771244456689 796531160187 991600015743 1024111491669 1799570398941 2313733370067 2389593480561 2974800047229 3072334475007 5398711196823 6941200110201 7168780441683 8924400141687 16196133590469 20823600330603 21506341325049 26773200425061 48588400771407 62470800991809 145765202314221 187412402975427 437295606942663 1311886820827989
• Sum of all divisors σ(n): 2326801286934774
• Sum of proper divisors (its aliquot sum) s(n): 1014914466106785
• 1311886820827989 is a deficient number, because the sum of its proper divisors (1014914466106785) is less than itself. Its deficiency is 296972354721204

Bases of 1311886820827989

• Binary: 100101010010010011101110011111100001110001101010101₂
• Hexadecimal: 0x4A92773F0E355
• Base-36: CX0WHH7GB9

Squares and roots of 1311886820827989

• 1311886820827989 squared (1311886820827989²) is 1721047030662168113095525784121
• 1311886820827989 cubed (1311886820827989³) is 2257818917550842230065227590952356483688562669
• The square root of 1311886820827989 is 36219978.2002693785
• The cube root of 1311886820827989 is 109470.9254925919

Scales and comparisons

• 1,311,886,820,827,989 seconds is equal to 41,713,942 years, 50 weeks, 3 days, 1 hour, 33 minutes, 9 seconds.
• To count from 1 to 1,311,886,820,827,989 would take you about one hundred twenty-five million, one hundred forty-one thousand, eight hundred twenty-eight 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 1311886820827989 cubic inches would be around 9122.6 feet tall.

Recreational maths with 1311886820827989

• 1311886820827989 backwards is 9897280286881131
• 1311886820827989 is a Harshad number.
• The number of decimal digits it has is: 16
• The sum of 1311886820827989's digits is 81
• More coming soon!