19720244819971008

Names of 19720244819971008

• Cardinal: 19720244819971008 can be written as Nineteen quadrillion, seven hundred twenty trillion, two hundred forty-four billion, eight hundred nineteen million, nine hundred seventy-one thousand and eight.

Scientific notation

• Scientific notation: 1.9720244819971008 × 10¹⁶

Factors of 19720244819971008

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 1642280

Divisors of 19720244819971008

• Number of divisors d(n): 224
• Complete list of divisors:
  1 2 3 4 6 8 9 12 16 18 24 27 32 36 48 54 64 72 96 108 144 192 216 288 383 432 576 766 864 1149 1532 1728 2298 3064 3447 4596 6128 6894 9192 10341 12256 13788 18353 18384 20682 24512 27576 36706 36768 41364 55059 55152 73412 73536 82728 110118 110304 146824 165177 165456 220236 220608 293648 330354 330912 440472 495531 587296 660708 661824 880944 991062 1174592 1321416 1623539 1761888 1982124 2642832 3247078 3523776 3964248 4870617 5285664 6494156 7029199 7928496 9741234 10571328 12988312 14058398 14611851 15856992 19482468 21087597 25976624 28116796 29223702 31713984 38964936 42175194 43835553 51953248 56233592 58447404 63262791 77929872 84350388 87671106 103906496 112467184 116894808 126525582 155859744 168700776 175342212 189788373 224934368 233789616 253051164 311719488 337401552 350684424 379576746 449868736 467579232 506102328 621815437 674803104 701368848 759153492 935158464 1012204656 1243630874 1349606208 1402737696 1518306984 1865446311 2024409312 2487261748 2805475392 3036613968 3730892622 4048818624 4974523496 5596338933 6073227936 7461785244 9949046992 11192677866 12146455872 14923570488 16789016799 19898093984 22385355732 29796811267 29847140976 33578033598 39796187968 44770711464 59593622534 59694281952 67156067196 89390433801 89541422928 119187245068 119388563904 134312134392 178780867602 179082845856 238374490136 268171301403 268624268784 357561735204 358165691712 476748980272 536342602806 537248537568 715123470408 804513904209 953497960544 1072685205612 1074497075136 1430246940816 1609027808418 1906995921088 2145370411224 2860493881632 3218055616836 4290740822448 5720987763264 6436111233672 8581481644896 11412178715261 12872222467344 17162963289792 22824357430522 25744444934688 34236536145783 45648714861044 51488889869376 68473072291566 91297429722088 102709608437349 136946144583132 182594859444176 205419216874698 273892289166264 308128825312047 365189718888352 410838433749396 547784578332528 616257650624094 730379437776704 821676867498792 1095569156665056 1232515301248188 1643353734997584 2191138313330112 2465030602496376 3286707469995168 4930061204992752 6573414939990336 9860122409985504 19720244819971008
• Sum of all divisors σ(n): 58128438548275200
• Sum of proper divisors (its aliquot sum) s(n): 38408193728304192
• 19720244819971008 is an abundant number, because the sum of its proper divisors (38408193728304192) is greater than itself. Its abundance is 18687948908333184

Bases of 19720244819971008

• Binary: 1000110000011110111010101001011011000001100101111000000₂
• Hexadecimal: 0x460F754B60CBC0
• Base-36: 5E68REK6EO0

Squares and roots of 19720244819971008

• 19720244819971008 squared (19720244819971008²) is 388888055759593373724357960536064
• 19720244819971008 cubed (19720244819971008³) is 7668967667141717750981512047996063933196618432512
• The square root of 19720244819971008 is 140428789.1422944943
• The cube root of 19720244819971008 is 270170.1936565059

Scales and comparisons

• 19,720,244,819,971,008 seconds is equal to 627,042,786 years, 28 weeks, 5 days, 5 hours, 16 minutes, 48 seconds.
• To count from 1 to 19,720,244,819,971,008 would take you about one billion, eight hundred eighty-one million, one hundred twenty-eight thousand, three hundred fifty-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 19720244819971008 cubic inches would be around 22514.2 feet tall.

Recreational maths with 19720244819971008

• 19720244819971008 backwards is 80017991844202791
• 19720244819971008 is a Harshad number.
• The number of decimal digits it has is: 17
• The sum of 19720244819971008's digits is 72
• More coming soon!