20720577213280

Names of 20720577213280

• Cardinal: 20720577213280 can be written as Twenty trillion, seven hundred twenty billion, five hundred seventy-seven million, two hundred thirteen thousand, two hundred eighty.

Scientific notation

• Scientific notation: 2.072057721328 × 10¹³

Factors of 20720577213280

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 524372

Divisors of 20720577213280

• Number of divisors d(n): 216
• Complete list of divisors:
  1 2 4 5 7 8 10 14 16 20 28 32 35 40 49 56 70 71 80 98 112 140 142 160 196 224 245 280 284 355 392 490 497 560 568 710 784 980 994 1120 1136 1420 1568 1960 1988 2272 2485 2840 3479 3920 3976 4970 5041 5680 6958 7840 7952 9940 10082 11360 13916 15904 17395 19880 20164 25205 27832 34790 35287 39760 40328 50410 55664 69580 70574 79520 80656 100820 111328 139160 141148 161312 176435 201640 247009 278320 282296 352870 403280 494018 524287 556640 564592 705740 806560 988036 1048574 1129184 1235045 1411480 1976072 2097148 2470090 2621435 2822960 3670009 3952144 4194296 4940180 5242870 5645920 7340018 7904288 8388592 9880360 10485740 14680036 16777184 18350045 19760720 20971480 25690063 29360072 36700090 37224377 39521440 41942960 51380126 58720144 73400180 74448754 83885920 102760252 117440288 128450315 146800360 148897508 186121885 205520504 256900630 260570639 293600720 297795016 372243770 411041008 513801260 521141278 587201440 595590032 744487540 822082016 1027602520 1042282556 1191180064 1302853195 1488975080 1823994473 2055205040 2084565112 2605706390 2642930767 2977950160 3647988946 4110410080 4169130224 5211412780 5285861534 5955900320 7295977892 8338260448 9119972365 10422825560 10571723068 13214653835 14591955784 18239944730 18500515369 20845651120 21143446136 26429307670 29183911568 36479889460 37001030738 41691302240 42286892272 52858615340 58367823136 72959778920 74002061476 84573784544 92502576845 105717230680 129503607583 145919557840 148004122952 185005153690 211434461360 259007215166 291839115680 296008245904 370010307380 422868922720 518014430332 592016491808 647518037915 740020614760 1036028860664 1295036075830 1480041229520 2072057721328 2590072151660 2960082459040 4144115442656 5180144303320 10360288606640 20720577213280
• Sum of all divisors σ(n): 57758029185024
• Sum of proper divisors (its aliquot sum) s(n): 37037451971744
• 20720577213280 is an abundant number, because the sum of its proper divisors (37037451971744) is greater than itself. Its abundance is 16316874758464

Bases of 20720577213280

• Binary: 100101101100001100010101001001111001101100000₂
• Hexadecimal: 0x12D862A4F360
• Base-36: 7CEWGOLLS

Squares and roots of 20720577213280

• 20720577213280 squared (20720577213280²) is 429342320051498370608358400
• 20720577213280 cubed (20720577213280³) is 8896220693555845974148599554147479552000
• The square root of 20720577213280 is 4551986.0734936349
• The cube root of 20720577213280 is 27466.3289113927

Scales and comparisons

• 20,720,577,213,280 seconds is equal to 658,850 years, 13 weeks, 4 days, 12 hours, 34 minutes, 40 seconds.
• To count from 1 to 20,720,577,213,280 would take you about one million, six hundred forty-seven thousand, one hundred twenty-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 20720577213280 cubic inches would be around 2288.9 feet tall.

Recreational maths with 20720577213280

• 20720577213280 backwards is 08231277502702
• The number of decimal digits it has is: 14
• The sum of 20720577213280's digits is 46
• More coming soon!