21742239535212

Names of 21742239535212

• Cardinal: 21742239535212 can be written as Twenty-one trillion, seven hundred forty-two billion, two hundred thirty-nine million, five hundred thirty-five thousand, two hundred twelve.

Scientific notation

• Scientific notation: 2.1742239535212 × 10¹³

Factors of 21742239535212

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 6246

Divisors of 21742239535212

• Number of divisors d(n): 162
• Complete list of divisors:
  1 2 3 4 6 7 12 14 21 28 31 42 49 62 84 93 98 124 147 186 196 217 294 372 434 588 651 868 961 1302 1519 1922 2604 2883 3038 3844 4557 5766 6076 6203 6727 9114 11532 12406 13454 18228 18609 20181 24812 26908 37218 40362 43421 47089 74436 80724 86842 94178 130263 141267 173684 188356 192293 260526 282534 303947 384586 521052 565068 576879 607894 769172 911841 1153758 1215788 1346051 1823682 2307516 2692102 3647364 4038153 5384204 5961083 8076306 9422357 11922166 16152612 17883249 18844714 23844332 28267071 35766498 37689428 38477209 41727581 56534142 71532996 76954418 83455162 113068284 115431627 125182743 153908836 166910324 230863254 250365486 269340463 292093067 461726508 500730972 538680926 584186134 808021389 876279201 1077361852 1168372268 1192793479 1616042778 1752558402 1885383241 2385586958 3232085556 3505116804 3578380437 3770766482 4771173916 5656149723 7156760874 7541532964 8349554353 11312299446 14313521748 16699108706 22624598892 25048663059 33398217412 36976597849 50097326118 58446880471 73953195698 100194652236 110929793547 116893760942 147906391396 175340641413 221859587094 233787521884 258836184943 350681282826 443719174188 517672369886 701362565652 776508554829 1035344739772 1553017109658 1811853294601 3106034219316 3623706589202 5435559883803 7247413178404 10871119767606 21742239535212
• Sum of all divisors σ(n): 60989590457964
• Sum of proper divisors (its aliquot sum) s(n): 39247350922752
• 21742239535212 is an abundant number, because the sum of its proper divisors (39247350922752) is greater than itself. Its abundance is 17505111387540

Bases of 21742239535212

• Binary: 100111100011001000010011101101101000001101100₂
• Hexadecimal: 0x13C64276D06C
• Base-36: 7PG8W1UGC

Squares and roots of 21742239535212

• 21742239535212 squared (21742239535212²) is 472724980006535725787884944
• 21742239535212 cubed (21742239535212³) is 10278099749580403311376656627335092648128
• The square root of 21742239535212 is 4662857.4431577897
• The cube root of 21742239535212 is 27910.5305483171

Scales and comparisons

• 21,742,239,535,212 seconds is equal to 691,335 years, 50 weeks, 22 hours, 12 seconds.
• To count from 1 to 21,742,239,535,212 would take you about one million, seven hundred twenty-eight thousand, three hundred thirty-nine 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 21742239535212 cubic inches would be around 2325.9 feet tall.

Recreational maths with 21742239535212

• 21742239535212 backwards is 21253593224712
• The number of decimal digits it has is: 14
• The sum of 21742239535212's digits is 48
• More coming soon!