21016317699864

Names of 21016317699864

• Cardinal: 21016317699864 can be written as Twenty-one trillion, sixteen billion, three hundred seventeen million, six hundred ninety-nine thousand, eight hundred sixty-four.

Scientific notation

• Scientific notation: 2.1016317699864 × 10¹³

Factors of 21016317699864

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 1159642

Divisors of 21016317699864

• Number of divisors d(n): 160
• Complete list of divisors:
  1 2 3 4 6 8 9 12 18 24 27 36 54 72 81 101 108 162 202 216 277 303 324 404 554 606 648 808 831 909 1108 1212 1662 1818 2216 2424 2493 2727 3324 3636 4986 5454 6648 7272 7479 8181 9972 10908 14958 16362 19944 21816 22437 27977 29916 32724 44874 55954 59832 65448 83931 89748 111908 167862 179496 223816 251793 335724 503586 671448 755379 1007172 1159259 1510758 2014344 2266137 2318518 3021516 3477777 4532274 4637036 6043032 6955554 9064548 9274072 10433331 13911108 18129096 20866662 27822216 31299993 41733324 62599986 83466648 93899979 117085159 125199972 187799958 234170318 250399944 321114743 351255477 375599916 468340636 642229486 702510954 751199832 936681272 963344229 1053766431 1284458972 1405021908 1926688458 2107532862 2568917944 2810043816 2890032687 3161299293 3853376916 4215065724 5780065374 6322598586 7706753832 8430131448 8670098061 9483897879 11560130748 12645197172 17340196122 18967795758 23120261496 25290394344 26010294183 32432589043 34680392244 37935591516 52020588366 64865178086 69360784488 75871183032 97297767129 104041176732 129730356172 194595534258 208082353464 259460712344 291893301387 389191068516 583786602774 778382137032 875679904161 1167573205548 1751359808322 2335146411096 2627039712483 3502719616644 5254079424966 7005439233288 10508158849932 21016317699864
• Sum of all divisors σ(n): 59662637456400
• Sum of proper divisors (its aliquot sum) s(n): 38646319756536
• 21016317699864 is an abundant number, because the sum of its proper divisors (38646319756536) is greater than itself. Its abundance is 17630002056672

Bases of 21016317699864

• Binary: 100110001110100111110001001101010011100011000₂
• Hexadecimal: 0x131D3E26A718
• Base-36: 7G6RGXLI0

Squares and roots of 21016317699864

• 21016317699864 squared (21016317699864²) is 441685609661616851585618496
• 21016317699864 cubed (21016317699864³) is 9282605096106660005683127171116535084544
• The square root of 21016317699864 is 4584355.7562501625
• The cube root of 21016317699864 is 27596.3858338415

Scales and comparisons

• 21,016,317,699,864 seconds is equal to 668,253 years, 46 weeks, 3 days, 19 hours, 44 minutes, 24 seconds.
• To count from 1 to 21,016,317,699,864 would take you about one million, six hundred seventy thousand, six hundred thirty-four 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 21016317699864 cubic inches would be around 2299.7 feet tall.

Recreational maths with 21016317699864

• 21016317699864 backwards is 46899671361012
• The number of decimal digits it has is: 14
• The sum of 21016317699864's digits is 63
• More coming soon!