20720655869566976

Names of 20720655869566976

• Cardinal: 20720655869566976 can be written as Twenty quadrillion, seven hundred twenty trillion, six hundred fifty-five billion, eight hundred sixty-nine million, five hundred sixty-six thousand, nine hundred seventy-six.

Scientific notation

• Scientific notation: 2.0720655869566976 × 10¹⁶

Factors of 20720655869566976

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 19
• Sum of prime factors: 367

Divisors of 20720655869566976

• Number of divisors d(n): 336
• Complete list of divisors:
  1 2 4 8 16 17 32 34 64 68 97 128 136 194 251 256 272 388 502 512 544 776 1004 1024 1088 1552 1649 2008 2048 2176 3104 3298 4016 4096 4267 4352 6208 6596 8032 8192 8534 8704 9409 12416 13192 16064 17068 17408 18818 24347 24832 26384 32128 34136 34816 37636 48694 49664 52768 63001 64256 68272 69632 75272 97388 99328 105536 126002 128512 136544 139264 150544 159953 194776 198656 211072 252004 257024 273088 301088 319906 389552 397312 413899 422144 504008 514048 546176 602176 639812 779104 794624 827798 844288 1008016 1028096 1071017 1092352 1204352 1279624 1558208 1655596 1688576 2016032 2056192 2142034 2184704 2361659 2408704 2559248 3116416 3311192 3377152 4032064 4284068 4369408 4723318 4817408 5118496 6111097 6232832 6622384 6754304 8064128 8568136 8738816 9446636 9634816 10236992 12222194 12465664 13244768 13508608 15813251 16128256 17136272 17477632 18893272 19269632 20473984 24444388 24931328 26489536 31626502 32256512 34272544 34955264 37786544 38539264 40148203 40947968 48888776 49862656 52979072 63253004 64513024 68545088 75573088 77078528 80296406 81895936 97777552 99725312 103888649 105958144 126506008 129026048 137090176 151146176 160592812 163791872 195555104 199450624 207777298 211916288 253012016 258052096 268825267 274180352 302292352 321185624 327583744 391110208 415554596 423832576 506024032 516104192 537650534 548360704 592776409 604584704 642371248 655167488 782220416 831109192 847665152 1012048064 1075301068 1096721408 1185552818 1209169408 1284742496 1310334976 1533885347 1564440832 1662218384 1695330304 2024096128 2150602136 2193442816 2371105636 2418338816 2569484992 3067770694 3128881664 3324436768 3390660608 4048192256 4301204272 4386885632 4742211272 4836677632 5138969984 6135541388 6257763328 6648873536 8096384512 8602408544 8773771264 9484422544 9673355264 10077198953 10277939968 12271082776 12515526656 13297747072 16192769024 17204817088 18968845088 19346710528 20154397906 20555879936 24542165552 25031053312 26076050899 26595494144 32385538048 34409634176 37937690176 40308795812 41111759872 49084331104 50062106624 52152101798 53190988288 64771076096 68819268352 75875380352 80617591624 82223519744 98168662208 104304203596 106381976576 129542152192 137638536704 148786878659 151750760704 161235183248 164447039488 196337324416 208608407192 212763953152 275277073408 297573757318 303501521408 322470366496 328894078976 392674648832 417216814384 425527906304 550554146816 595147514636 607003042816 644940732992 785349297664 834433628768 851055812608 1101108293632 1190295029272 1214006085632 1289881465984 1570698595328 1668867257536 2202216587264 2380590058544 2428012171264 2529376937203 2579762931968 3141397190656 3337734515072 4761180117088 4856024342528 5058753874406 5159525863936 6282794381312 6675469030144 9522360234176 10117507748812 10319051727872 12565588762624 13350938060288 19044720468352 20235015497624 20638103455744 26701876120576 38089440936704 40470030995248 41276206911488 53403752241152 76178881873408 80940061990496 82552413822976 106807504482304 152357763746816 161880123980992 213615008964608 304715527493632 323760247961984 609431054987264 647520495923968 1218862109974528 1295040991847936 2590081983695872 5180163967391744 10360327934783488 20720655869566976
• Sum of all divisors σ(n): 44510688020866032
• Sum of proper divisors (its aliquot sum) s(n): 23790032151299056
• 20720655869566976 is an abundant number, because the sum of its proper divisors (23790032151299056) is greater than itself. Its abundance is 3069376281732080

Bases of 20720655869566976

• Binary: 1001001100111010101001110100100100111100110000000000000₂
• Hexadecimal: 0x499D53A49E6000
• Base-36: 5O0UXW99CE8

Squares and roots of 20720655869566976

• 20720655869566976 squared (20720655869566976²) is 429345579665020374325285749784576
• 20720655869566976 cubed (20720655869566976³) is 8896322005358640112643963678129293393346403762176
• The square root of 20720655869566976 is 143946711.9095360789
• The cube root of 20720655869566976 is 274663.6366584143

Scales and comparisons

• 20,720,655,869,566,976 seconds is equal to 658,852,763 years, 23 weeks, 4 days, 18 hours, 22 minutes, 56 seconds.
• To count from 1 to 20,720,655,869,566,976 would take you about one billion, nine hundred seventy-six million, five hundred fifty-eight thousand, two hundred ninety 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 20720655869566976 cubic inches would be around 22888.6 feet tall.

Recreational maths with 20720655869566976

• 20720655869566976 backwards is 67966596855602702
• The number of decimal digits it has is: 17
• The sum of 20720655869566976's digits is 89
• More coming soon!