20979842121280

Names of 20979842121280

• Cardinal: 20979842121280 can be written as Twenty trillion, nine hundred seventy-nine billion, eight hundred forty-two million, one hundred twenty-one thousand, two hundred eighty.

Scientific notation

• Scientific notation: 2.097984212128 × 10¹³

Factors of 20979842121280

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 13
• Sum of prime factors: 1254

Divisors of 20979842121280

• Number of divisors d(n): 280
• Complete list of divisors:
  1 2 4 5 7 8 10 14 16 20 28 32 35 40 53 56 64 70 80 106 112 140 160 212 224 265 280 320 371 424 448 530 560 742 848 1060 1120 1187 1484 1696 1855 2120 2240 2374 2809 2968 3392 3710 4240 4748 5618 5935 5936 7420 8309 8480 9496 11236 11870 11872 14045 14840 16618 16960 18992 19663 22472 23740 23744 28090 29680 33236 37984 39326 41545 44944 47480 56180 59360 62911 66472 75968 78652 83090 89888 94960 98315 112360 118720 125822 132944 148877 157304 166180 179776 189920 196630 224720 251644 265888 297754 314555 314608 332360 379840 393260 440377 449440 503288 531776 595508 629110 629216 664720 744385 786520 880754 898880 1006576 1042139 1191016 1258220 1258432 1329440 1488770 1573040 1761508 2013152 2084278 2201885 2382032 2516440 2658880 2977540 3146080 3334283 3523016 4026304 4168556 4403770 4764064 5032880 5210695 5955080 6292160 6668566 7046032 7890481 8337112 8807540 9528128 10065760 10421390 11910160 13337132 14092064 15780962 16671415 16674224 17615080 20131520 20842780 23339981 23820320 26674264 28184128 31561924 33342830 33348448 35230160 39452405 41685560 46679962 47640640 53348528 55233367 63123848 66685660 66696896 70460320 78904810 83371120 93359924 106697056 110466734 116699905 126247696 133371320 140920640 157809620 166742240 176716999 186719848 213394112 220933468 233399810 252495392 266742640 276166835 315619240 333484480 353433998 373439696 441866936 466799620 504990784 533485280 552333670 631238480 706867996 746879392 883584995 883733872 933599240 1066970560 1104667340 1237018993 1262476960 1413735992 1493758784 1767169990 1767467744 1867198480 2209334680 2474037986 2524953920 2827471984 3534339980 3534935488 3734396960 4418669360 4948075972 5654943968 6185094965 7068679960 7468793920 8837338720 9366000947 9896151944 11309887936 12370189930 14137359920 17674677440 18732001894 19792303888 24740379860 28274719840 37464003788 39584607776 46830004735 49480759720 56549439680 65562006629 74928007576 79169215552 93660009470 98961519440 131124013258 149856015152 187320018940 197923038880 262248026516 299712030304 327810033145 374640037880 395846077760 524496053032 599424060608 655620066290 749280075760 1048992106064 1311240132580 1498560151520 2097984212128 2622480265160 2997120303040 4195968424256 5244960530320 10489921060640 20979842121280
• Sum of all divisors σ(n): 58242150508608
• Sum of proper divisors (its aliquot sum) s(n): 37262308387328
• 20979842121280 is an abundant number, because the sum of its proper divisors (37262308387328) is greater than itself. Its abundance is 16282466266048

Bases of 20979842121280

• Binary: 100110001010011000000000010010111111001000000₂
• Hexadecimal: 0x1314C0097E40
• Base-36: 7FQ08BCXS

Squares and roots of 20979842121280

• 20979842121280 squared (20979842121280²) is 440153775433834490228838400
• 20979842121280 cubed (20979842121280³) is 9234356717687178943767020450486321152000
• The square root of 20979842121280 is 4580375.7620177843
• The cube root of 20979842121280 is 27580.4113093561

Scales and comparisons

• 20,979,842,121,280 seconds is equal to 667,094 years, 4 weeks, 2 days, 18 hours, 34 minutes, 40 seconds.
• To count from 1 to 20,979,842,121,280 would take you about one million, six hundred sixty-seven thousand, seven hundred thirty-five 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 20979842121280 cubic inches would be around 2298.4 feet tall.

Recreational maths with 20979842121280

• 20979842121280 backwards is 08212124897902
• The number of decimal digits it has is: 14
• The sum of 20979842121280's digits is 55
• More coming soon!