31287049729990939742

Names of 31287049729990939742

• Cardinal: 31287049729990939742 can be written as Thirty-one quintillion, two hundred eighty-seven quadrillion, forty-nine trillion, seven hundred twenty-nine billion, nine hundred ninety million, nine hundred thirty-nine thousand, seven hundred forty-two.

Scientific notation

• Scientific notation: 3.1287049729990939742 × 10¹⁹

Factors of 31287049729990939742

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 21885

Divisors of 31287049729990939742

• Number of divisors d(n): 216
• Complete list of divisors:
  1 2 11 13 22 26 97 143 169 194 286 338 1067 1261 1859 2134 2381 2522 3718 4762 9409 13871 16393 18818 19381 26191 27742 30953 32786 38762 52382 61906 103499 122317 180323 206998 213191 230957 244634 251953 340483 360646 402389 426382 461914 503906 680966 804778 1345487 1590121 1879957 2540527 2690974 2771483 3002441 3180242 3275389 3759914 4426279 5081054 5542966 6004882 6550778 8852558 17491331 20679527 22402829 24439441 33026851 34982662 36029279 39031733 41359054 44805658 46146161 48878882 66053702 72058558 78063466 92292322 182355829 246431119 268833851 291236777 317712733 364711658 375623161 429349063 492862238 507607771 537667702 582473554 599900093 635425466 751246322 858698126 1015215542 1199800186 2005914119 2370625777 3203604547 3494840063 3786078101 4011828238 4131854771 4476177617 4741251554 4883101093 6407209094 6598901023 6989680126 7572156202 7798701209 8263709542 8952355234 9766202186 13197802046 15597402418 26076883547 30818135101 36435446617 41646859111 49237953787 52153767094 53714112023 58190309021 61636270202 63480314209 72870893234 83293718222 85785713299 98475907574 107428224046 116380618042 126960628418 171571426598 338999486111 400789912787 434189228849 473660806021 640093399231 677998972222 698283456299 756474017273 801579825574 868378457698 894358746341 947321612042 1280186798462 1396566912598 1512948034546 1788717492682 3534238321849 4776081517339 5210268866231 5644459975037 6157590478273 7068476643698 8321214190003 9552163034678 9837946209751 10420537732462 11288919950074 11626663702433 12315180956546 16642428380006 19675892419502 23253327404866 38876621540339 45945098184037 62089059725407 67733495261003 73377979675481 77753243080678 86752798395077 91890196368074 124178119450814 127893300726763 135466990522006 146755959350962 151146628131629 173505596790154 255786601453526 302293256263258 505396080024407 597286276392481 807157776430291 954280782345847 1010792160048814 1127786379136001 1194572552784962 1614315552860582 1662612909447919 1908561564691694 2255572758272002 3325225818895838 6570149040317291 8415021444322469 12405650170496011 13140298080634582 14661222928768013 16830042888644938 24811300340992022 29322445857536026 92565235887547159 109395278776192097 161273452216448143 185130471775094318 218790557552384194 322546904432896286 1203348066538113067 1422138624090497261 2406696133076226134 2844277248180994522 15643524864995469871 31287049729990939742
• Sum of all divisors σ(n): 56041998414607573416
• Sum of proper divisors (its aliquot sum) s(n): 24754948684616633674
• 31287049729990939742 is a deficient number, because the sum of its proper divisors (24754948684616633674) is less than itself. Its deficiency is 6532101045374306068

Bases of 31287049729990939742

• Binary: 11011001000110001111011011111011010101010000101110101010001011110₂
• Hexadecimal: 0x1B231EDF6AA17545E
• Base-36: 6LPCTI7F35H0E

Squares and roots of 31287049729990939742

• 31287049729990939742 squared (31287049729990939742²) is 978879480806926135414774821408275026564
• 31287049729990939742 cubed (31287049729990939742³) is 30626250995674009626511757215178768592731076132644373306488
• The square root of 31287049729990939742 is 5593482790.7119674755
• The cube root of 31287049729990939742 is 3151046.9260479293

Scales and comparisons

• 31,287,049,729,990,939,742 seconds is equal to 293,274,701,009 years, 3 weeks, 3 days, 15 hours, 30 minutes, 7 seconds.
• To count from 1 to 31,287,049,729,990,939,742 would take you about two hundred ninety-three billion, two hundred seventy-four million, seven hundred one thousand and 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 31287049729990939742 cubic inches would be around 262587.2 feet tall.

Recreational maths with 31287049729990939742

• 31287049729990939742 backwards is 24793909992794078213
• The number of decimal digits it has is: 20
• The sum of 31287049729990939742's digits is 104
• More coming soon!