8427538518355982972

Names of 8427538518355982972

• Cardinal: 8427538518355982972 can be written as Eight quintillion, four hundred twenty-seven quadrillion, five hundred thirty-eight trillion, five hundred eighteen billion, three hundred fifty-five million, nine hundred eighty-two thousand, nine hundred seventy-two.

Scientific notation

• Scientific notation: 8.427538518355982972 × 10¹⁸

Factors of 8427538518355982972

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 159980338

Divisors of 8427538518355982972

• Number of divisors d(n): 192
• Complete list of divisors:
  1 2 4 17 23 34 46 68 92 113 226 347 391 452 694 782 859 1388 1564 1718 1921 2599 3436 3842 5198 5899 7684 7981 10396 11798 14603 15962 19757 23596 29206 31924 39211 39514 44183 58412 78422 79028 88366 97067 135677 156844 176732 194134 271354 298073 335869 388268 542708 596146 666587 671738 901853 1192292 1333174 1343476 1650139 1803706 2232541 2666348 3300278 3607412 4465082 5067241 6600556 6855679 8930164 10134482 13711358 15331501 20268964 27422716 30663002 33682249 37953197 61326004 67364498 75906394 116546543 134728996 151812788 159978977 233093086 319957954 466186172 572598233 639915908 774691727 1145196466 1549383454 2290392932 2719642609 3098766908 3679516471 5439285218 7359032942 10878570436 13169759359 14718065884 18077624401 26339518718 36155248802 52679037436 55512705019 62551780007 72310497604 111025410038 125103560014 137421941243 222050820076 250207120028 274843882486 307319614817 415785361223 549687764972 614639229634 831570722446 943715985323 1229278459268 1276792215437 1663141444892 1887431970646 2336173001131 2553584430874 3160704648589 3774863941292 4672346002262 5107168861748 6272935667147 6321409297178 7068351140791 9344692004524 12545871334294 12642818594356 14136702281582 15528679360459 21705467662429 25091742668588 28273404563164 31057358720918 43410935324858 47685413611321 53731979026013 62114717441836 86821870649716 95370827222642 106639906341499 107463958052026 144277520344381 190741654445284 213279812682998 214927916104052 263987549127803 288555040688762 357159625290557 426559625365996 527975098255606 577110081377524 714319250581114 810652031392457 1055950196511212 1096764513060383 1428638501162228 1621304062784914 2193529026120766 2452717845854477 3242608125569828 4387058052241532 4905435691708954 5388451738079273 6071713629939469 9810871383417908 10776903476158546 12143427259878938 18644996722026511 21553806952317092 24286854519757876 37289993444053022 74579986888106044 91603679547347641 123934389975823279 183207359094695282 247868779951646558 366414718189390564 495737559903293116 2106884629588995743 4213769259177991486 8427538518355982972
• Sum of all divisors σ(n): 16505445518611338240
• Sum of proper divisors (its aliquot sum) s(n): 8077907000255355268
• 8427538518355982972 is a deficient number, because the sum of its proper divisors (8077907000255355268) is less than itself. Its deficiency is 349631518100627704

Bases of 8427538518355982972

• Binary: 111010011110100101000011010000110100101100001111011101001111100₂
• Hexadecimal: 0x74F4A1A1A587BA7C
• Base-36: 1S10X2RV4QX6K

Squares and roots of 8427538518355982972

• 8427538518355982972 squared (8427538518355982972²) is 71023405478373756740690954868353952784
• 8427538518355982972 cubed (8427538518355982972³) is 598552485373810173896287731738608755792267842971995994048
• The square root of 8427538518355982972 is 2903022307.5884179247
• The cube root of 8427538518355982972 is 2035011.7229818859

Scales and comparisons

• 8,427,538,518,355,982,972 seconds is equal to 267,969,656,795 years, 26 weeks, 2 days, 14 hours, 49 minutes, 32 seconds.
• To count from 1 to 8,427,538,518,355,982,972 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 8427538518355982972 cubic inches would be around 169584.3 feet tall.

Recreational maths with 8427538518355982972

• 8427538518355982972 backwards is 2792895538158357248
• The number of decimal digits it has is: 19
• The sum of 8427538518355982972's digits is 101
• More coming soon!