21246420718464

Names of 21246420718464

• Cardinal: 21246420718464 can be written as Twenty-one trillion, two hundred forty-six billion, four hundred twenty million, seven hundred eighteen thousand, four hundred sixty-four.

Scientific notation

• Scientific notation: 2.1246420718464 × 10¹³

Factors of 21246420718464

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 5297

Divisors of 21246420718464

• Number of divisors d(n): 256
• Complete list of divisors:
  1 2 3 4 6 8 12 16 24 32 48 64 67 96 128 134 192 201 268 281 384 402 536 562 691 804 843 1072 1124 1382 1608 1686 2073 2144 2248 2764 3216 3372 4146 4253 4288 4496 5528 6432 6744 8292 8506 8576 8992 11056 12759 12864 13488 16584 17012 17984 18827 22112 25518 25728 26976 33168 34024 35968 37654 44224 46297 51036 53952 56481 66336 68048 75308 88448 92594 102072 107904 112962 132672 136096 138891 150616 185188 194171 204144 225924 265344 272192 277782 284951 301232 370376 388342 408288 451848 544384 555564 569902 582513 602464 740752 776684 816576 854853 903696 1111128 1139804 1165026 1195093 1204928 1481504 1553368 1633152 1709706 1807392 2222256 2279608 2330052 2390186 2409856 2938823 2963008 3106736 3419412 3585279 3614784 4444512 4559216 4660104 4780372 5877646 5926016 6213472 6838824 7170558 7229568 8816469 8889024 9118432 9320208 9560744 11755292 12426944 13009457 13677648 14341116 17632938 17778048 18236864 18640416 19121488 23510584 24853888 26018914 27355296 28682232 35265876 36473728 37280832 38242976 39028371 47021168 52037828 54710592 57364464 70531752 74561664 76485952 78056742 80071231 94042336 104075656 109421184 114728928 141063504 152971904 156113484 160142462 188084672 196901141 208151312 229457856 240213693 282127008 312226968 320284924 376169344 393802282 416302624 458915712 480427386 564254016 590703423 624453936 640569848 787604564 825809263 832605248 960854772 1128508032 1181406846 1248907872 1281139696 1575209128 1651618526 1665210496 1921709544 2362813692 2477427789 2497815744 2562279392 3150418256 3303237052 3843419088 4725627384 4954855578 4995631488 5124558784 6300836512 6606474104 7686838176 9451254768 9909711156 10249117568 12601673024 13212948208 15373676352 18902509536 19819422312 25203346048 26425896416 30747352704 37805019072 39638844624 52851792832 55329220621 75610038144 79277689248 105703585664 110658441242 158555378496 165987661863 221316882484 317110756992 331975323726 442633764968 663950647452 885267529936 1327901294904 1770535059872 2655802589808 3541070119744 5311605179616 7082140239488 10623210359232 21246420718464
• Sum of all divisors σ(n): 57578689071360
• Sum of proper divisors (its aliquot sum) s(n): 36332268352896
• 21246420718464 is an abundant number, because the sum of its proper divisors (36332268352896) is greater than itself. Its abundance is 15085847634432

Bases of 21246420718464

• Binary: 100110101001011010001010111000001001110000000₂
• Hexadecimal: 0x1352D15C1380
• Base-36: 7J4GYBUYO

Squares and roots of 21246420718464

• 21246420718464 squared (21246420718464²) is 451410393345976313950519296
• 21246420718464 cubed (21246420718464³) is 9590855133715934921168118607066215481344
• The square root of 21246420718464 is 4609383.9847059823
• The cube root of 21246420718464 is 27696.7360594685

Scales and comparisons

• 21,246,420,718,464 seconds is equal to 675,570 years, 23 weeks, 6 days, 4 hours, 54 minutes, 24 seconds.
• To count from 1 to 21,246,420,718,464 would take you about one million, six hundred eighty-eight thousand, nine hundred twenty-six 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 21246420718464 cubic inches would be around 2308.1 feet tall.

Recreational maths with 21246420718464

• 21246420718464 backwards is 46481702464212
• The number of decimal digits it has is: 14
• The sum of 21246420718464's digits is 51
• More coming soon!