42731806691462581

Names of 42731806691462581

• Cardinal: 42731806691462581 can be written as Forty-two quadrillion, seven hundred thirty-one trillion, eight hundred six billion, six hundred ninety-one million, four hundred sixty-two thousand, five hundred eighty-one.

Scientific notation

• Scientific notation: 4.2731806691462581 × 10¹⁶

Factors of 42731806691462581

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 15
• Sum of prime factors: 54

Divisors of 42731806691462581

• Number of divisors d(n): 336
• Complete list of divisors:
  1 7 11 17 19 49 77 119 133 187 209 289 323 343 361 539 833 931 1309 1463 2023 2261 2401 2527 3179 3553 3773 3971 4913 5491 5831 6137 6517 6859 9163 10241 14161 15827 16807 17689 22253 24871 26411 27797 34391 38437 40817 42959 45619 48013 54043 60401 64141 67507 71687 75449 93347 99127 104329 110789 116603 123823 130321 155771 174097 184877 194579 240737 269059 285719 300713 319333 336091 378301 422807 448987 472549 501809 528143 653429 693889 730303 775523 816221 866761 912247 1026817 1090397 1147619 1218679 1282633 1362053 1433531 1685159 1773593 1883413 1982251 2104991 2215457 2352637 2476099 2648107 2959649 3142909 3307843 3512663 3697001 4574003 4857223 5112121 5428661 5713547 6067327 6385729 7187719 7632779 8033333 8530753 8978431 9534371 10034717 11796113 12415151 13183891 13875757 14734937 15508199 16468459 17332693 18536749 19509523 20717543 21804761 23154901 24370027 25879007 27237089 32018021 33698267 35784847 37662769 39994829 42093683 44700103 47045881 50314033 53429453 56233331 59715271 62849017 66740597 70243019 82572791 86906057 92287237 97130299 103144559 108557393 115279213 121328851 129757243 136566661 145022801 152633327 162084307 170590189 181153049 190659623 224126147 235887869 250493929 263639383 279963803 294655781 312900721 329321167 352198231 370680937 393633317 414290459 439943119 463030513 491701133 517504691 608342399 640267073 679912093 715592611 759901751 799779977 849301957 908300701 955966627 1015159607 1068433289 1134590149 1194131323 1268071343 1334617361 1568883029 1651215083 1753457503 1845475681 1959746621 2062590467 2190305047 2305248169 2465387617 2594766559 2755433219 2900033213 3079601833 3241213591 3441907931 3622532837 4258396793 4481869511 4759384651 5009148277 5319312257 5598459839 5945113699 6691766389 7042937803 7479033023 7871518721 8358919261 8797579747 9342321527 11558505581 12165074387 12918329767 13596259609 14438133269 16136737183 17257713319 18163365913 19288032533 20300232491 21557212831 22688495137 24093355517 25357729859 29808777551 31373086577 33315692557 35064037939 37235185799 39189218873 41615795893 46842364723 49300564621 52353231161 55100631047 58512434827 61583058229 65396250689 80909539067 85155520709 90428308369 95173817263 101066932883 112957160281 127143561391 133815818257 142101627437 149558855699 158819465959 177504109013 219611606039 231136413353 245448265573 274324532111 327896553061 345103952347 366472618127 385704417329 409587043789 431081407603 457773754823 566366773469 596088644963 632998158583 666216720841 707468530181 790700121967 890004929737 936710727799 994711392059 1046911989893 1111736261713 1242528763091 1537281242273 1617954893471 1718137859011 1920271724777 2415727666429 2542500546883 2699930921303 3017569853221 4172620514741 4663517045887 6230034508159 6556975094593 6962979744413 7328383929251 7782153831991 8697701341637 10760968695911 11325684254297 12026965013077 13441902073439 16910093665003 17797503828181 18899516449121 21122988972547 29208343603187 32644619321209 45898825662151 51298687504757 79279789780079 118370655655021 124582526797267 132296615143847 147860922807829 204458405222309 228512335248463 321291779635057 359090812533299 554958528460553 872077687580869 2249042457445399 2513635687733093 3884709699223871 6104543813066083 42731806691462581
• Sum of all divisors σ(n): 60994088894689920
• Sum of proper divisors (its aliquot sum) s(n): 18262282203227339
• 42731806691462581 is a deficient number, because the sum of its proper divisors (18262282203227339) is less than itself. Its deficiency is 24469524488235242

Bases of 42731806691462581

• Binary: 10010111110100000101101000001110011101001000110110110101₂
• Hexadecimal: 0x97D05A0E748DB5
• Base-36: BOR5SZLJK51

Squares and roots of 42731806691462581

• 42731806691462581 squared (42731806691462581²) is 1826007303116526213223072923181561
• 42731806691462581 cubed (42731806691462581³) is 78028591093974316275165546026629699643502900668941
• The square root of 42731806691462581 is 206716730.5552760069
• The cube root of 42731806691462581 is 349609.9237642809
• Being both a perfect square and a perfect cube, 42731806691462581 is also a perfect sixth number.

Scales and comparisons

• 42,731,806,691,462,581 seconds is equal to 1,358,739,274 years, 32 weeks, 6 days, 3 minutes, 1 second.
• To count from 1 to 42,731,806,691,462,581 would take you about four billion, seventy-six million, two hundred seventeen thousand, eight hundred twenty-three 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 42731806691462581 cubic inches would be around 29134.2 feet tall.

Recreational maths with 42731806691462581

• 42731806691462581 backwards is 18526419660813724
• The number of decimal digits it has is: 17
• The sum of 42731806691462581's digits is 73
• More coming soon!