13186850649

Names of 13186850649

• Cardinal: 13186850649 can be written as Thirteen billion, one hundred eighty-six million, eight hundred fifty thousand, six hundred forty-nine.

Scientific notation

• Scientific notation: 1.3186850649 × 10¹⁰

Factors of 13186850649

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 77

Divisors of 13186850649

• Number of divisors d(n): 144
• Complete list of divisors:
  1 3 7 17 19 21 31 49 51 57 93 119 133 147 217 289 323 357 399 527 589 651 833 867 931 961 969 1519 1581 1767 2023 2261 2499 2793 2883 3689 4123 4557 4913 5491 6069 6727 6783 8959 10013 11067 12369 14161 14739 15827 16337 16473 18259 20181 25823 26877 28861 30039 34391 38437 42483 47089 47481 49011 54777 62713 70091 77469 86583 93347 103173 114359 115311 127813 141267 152303 170221 188139 210273 240737 269059 277729 280041 310403 343077 383439 438991 456909 490637 510663 653429 722211 800513 807177 833187 894691 931209 1066121 1191547 1316973 1471911 1944103 1960287 2172821 2401539 2684073 2893757 3198363 3574641 4574003 4721393 5276851 5832309 6518463 7462847 8340829 8681271 13608721 13722009 14164179 15209747 15830553 20256299 22388541 25022487 33049751 36937957 40826163 45629241 60768897 89706467 99149253 110813871 141794093 231348257 258565699 269119401 425382279 627945269 694044771 775697097 1883835807 4395616883 13186850649
• Sum of all divisors σ(n): 23636577600
• Sum of proper divisors (its aliquot sum) s(n): 10449726951
• 13186850649 is a deficient number, because the sum of its proper divisors (10449726951) is less than itself. Its deficiency is 2737123698

Bases of 13186850649

• Binary: 1100010001111111110101111101011001₂
• Hexadecimal: 0x311FF5F59
• Base-36: 6233Z2X

Squares and roots of 13186850649

• 13186850649 squared (13186850649²) is 173893030039031721201
• 13186850649 cubed (13186850649³) is 2293101416026781948050993909449
• The square root of 13186850649 is 114834.0134672651
• The cube root of 13186850649 is 2362.5464857793

Scales and comparisons

• 13,186,850,649 seconds is equal to 419 years, 15 weeks, 4 days, 14 hours, 4 minutes, 9 seconds.
• To count from 1 to 13,186,850,649 would take you about eight hundred thirty-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 13186850649 cubic inches would be around 196.9 feet tall.

Recreational maths with 13186850649

• 13186850649 backwards is 94605868131
• 13186850649 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 13186850649's digits is 51
• More coming soon!