21347131782705900

Names of 21347131782705900

• Cardinal: 21347131782705900 can be written as Twenty-one quadrillion, three hundred forty-seven trillion, one hundred thirty-one billion, seven hundred eighty-two million, seven hundred five thousand, nine hundred.

Scientific notation

• Scientific notation: 2.13471317827059 × 10¹⁶

Factors of 21347131782705900

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 257595

Divisors of 21347131782705900

• Number of divisors d(n): 216
• Complete list of divisors:
  1 2 3 4 5 6 10 12 15 20 25 29 30 37 50 58 60 74 75 87 100 111 116 145 148 150 174 185 222 290 300 348 370 435 444 555 580 725 740 870 925 1073 1110 1450 1740 1850 2146 2175 2220 2775 2900 3219 3700 4292 4350 5365 5550 6438 8700 10730 11100 12876 16095 21460 26825 32190 53650 64380 80475 107300 160950 257519 321900 515038 772557 1030076 1287595 1545114 2575190 3090228 3862785 5150380 6437975 7468051 7725570 9528203 12875950 14936102 15451140 19056406 19313925 22404153 25751900 28584609 29872204 37340255 38112812 38627850 44808306 47641015 57169218 74680510 77255700 89616612 95282030 112020765 114338436 142923045 149361020 186701275 190564060 224041530 238205075 276317887 285846090 373402550 448083060 476410150 552635774 560103825 571692180 714615225 746805100 828953661 952820300 1105271548 1120207650 1381589435 1429230450 1657907322 2240415300 2763178870 2858460900 3315814644 4144768305 5526357740 6907947175 8289536610 13815894350 16579073220 20723841525 27631788700 41447683050 66316035361 82895366100 132632070722 198948106083 265264141444 331580176805 397896212166 663160353610 795792424332 994740530415 1326320707220 1657900884025 1923165025469 1989481060830 2453693308357 3315801768050 3846330050938 3978962121660 4907386616714 4973702652075 5769495076407 6631603536100 7361079925071 7692660101876 9615825127345 9814773233428 9947405304150 11538990152814 12268466541785 14722159850142 19231650254690 19894810608300 23077980305628 24536933083570 28847475382035 29444319700284 36805399625355 38463300509380 48079125636725 49073866167140 57694950764070 61342332708925 71157105942353 73610799250710 96158251273450 115389901528140 122684665417850 142314211884706 144237376910175 147221598501420 184026998126775 192316502546900 213471317827059 245369330835700 284628423769412 288474753820350 355785529711765 368053996253550 426942635654118 576949507640700 711571059423530 736107992507100 853885271308236 1067356589135295 1423142118847060 1778927648558825 2134713178270590 3557855297117650 4269426356541180 5336782945676475 7115710594235300 10673565891352950 21347131782705900
• Sum of all divisors σ(n): 65621298131607120
• Sum of proper divisors (its aliquot sum) s(n): 44274166348901220
• 21347131782705900 is an abundant number, because the sum of its proper divisors (44274166348901220) is greater than itself. Its abundance is 22927034566195320

Bases of 21347131782705900

• Binary: 1001011110101110001101001101110111000011011001011101100₂
• Hexadecimal: 0x4BD71A6EE1B2EC
• Base-36: 5U6XCYGTALO

Squares and roots of 21347131782705900

• 21347131782705900 squared (21347131782705900²) is 455700035348212376174325894810000
• 21347131782705900 cubed (21347131782705900³) is 9727888707962026507268994997865596500566379000000
• The square root of 21347131782705900 is 146106576.7948380209
• The cube root of 21347131782705900 is 277404.2925431439

Scales and comparisons

• 21,347,131,782,705,900 seconds is equal to 678,772,759 years, 35 weeks, 1 day, 1 hour, 25 minutes.
• To count from 1 to 21,347,131,782,705,900 would take you about two billion, thirty-six million, three hundred eighteen thousand, two hundred seventy-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 21347131782705900 cubic inches would be around 23117 feet tall.

Recreational maths with 21347131782705900

• 21347131782705900 backwards is 00950728713174312
• 21347131782705900 is a Harshad number.
• The number of decimal digits it has is: 17
• The sum of 21347131782705900's digits is 60
• More coming soon!