13005020853

Names of 13005020853

• Cardinal: 13005020853 can be written as Thirteen billion, five million, twenty thousand, eight hundred fifty-three.

Scientific notation

• Scientific notation: 1.3005020853 × 10¹⁰

Factors of 13005020853

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 831

Divisors of 13005020853

• Number of divisors d(n): 80
• Complete list of divisors:
  1 3 9 11 27 33 81 99 127 281 297 381 409 843 891 1143 1227 1397 2529 3091 3429 3681 4191 4499 7587 9273 10287 11043 12573 13497 22761 27819 33129 35687 37719 40491 51943 83457 107061 113157 114929 121473 155829 250371 321183 344787 364419 392557 467487 571373 963549 1034361 1177671 1264219 1402461 1714119 2890647 3103083 3533013 3792657 4207383 5142357 9309249 10599039 11377971 14595983 15427071 31797117 34133913 43787949 46281213 102401739 131363847 160555813 394091541 481667439 1182274623 1445002317 4335006951 13005020853
• Sum of all divisors σ(n): 21488670720
• Sum of proper divisors (its aliquot sum) s(n): 8483649867
• 13005020853 is a deficient number, because the sum of its proper divisors (8483649867) is less than itself. Its deficiency is 4521370986

Bases of 13005020853

• Binary: 1100000111001010001101111010110101₂
• Hexadecimal: 0x30728DEB5
• Base-36: 5Z2UQB9

Squares and roots of 13005020853

• 13005020853 squared (13005020853²) is 169130567386964847609
• 13005020853 cubed (13005020853³) is 2199546555747199563533012190477
• The square root of 13005020853 is 114039.5582813263
• The cube root of 13005020853 is 2351.6373591639

Scales and comparisons

• 13,005,020,853 seconds is equal to 413 years, 27 weeks, 1 hour, 47 minutes, 33 seconds.
• To count from 1 to 13,005,020,853 would take you about eight hundred twenty-seven 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 13005020853 cubic inches would be around 196 feet tall.

Recreational maths with 13005020853

• 13005020853 backwards is 35802050031
• 13005020853 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 13005020853's digits is 27
• More coming soon!