28319561739999920

Names of 28319561739999920

• Cardinal: 28319561739999920 can be written as Twenty-eight quadrillion, three hundred nineteen trillion, five hundred sixty-one billion, seven hundred thirty-nine million, nine hundred ninety-nine thousand, nine hundred twenty.

Scientific notation

• Scientific notation: 2.831956173999992 × 10¹⁶

Factors of 28319561739999920

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 207342

Divisors of 28319561739999920

• Number of divisors d(n): 320
• Complete list of divisors:
  1 2 4 5 8 10 13 16 19 20 26 38 40 52 65 76 80 95 104 130 152 190 208 247 260 304 380 494 520 760 988 1040 1235 1520 1723 1976 2470 3446 3952 4129 4940 6892 8258 8615 9880 13784 16516 17230 19760 20645 22399 27568 32737 33032 34460 41290 44798 53677 65474 66064 68920 78451 82580 89596 107354 111995 130948 137840 156902 163685 165160 179192 201451 214708 223990 261896 268385 313804 327370 330320 358384 392255 402902 425581 429416 447980 523792 536770 627608 654740 784510 805804 851162 858832 895960 1007255 1019863 1073540 1255216 1309480 1569020 1611608 1702324 1791920 2014510 2039726 2127905 2147080 2618863 2618960 3138040 3223216 3404648 3827569 4029020 4079452 4255810 4294160 5099315 5237726 6276080 6809296 7114267 7655138 8058040 8158904 8511620 10198630 10475452 13094315 14228534 15310276 16116080 16317808 17023240 19137845 20397260 20950904 26188630 28457068 30620552 34046480 35571335 38275690 40794520 41901808 49758397 52377260 56914136 61241104 71142670 76551380 81589040 92485471 99516794 104754520 113828272 135171073 142285340 153102760 184970942 199033588 209509040 248791985 270342146 284570680 306205520 347100073 369941884 398067176 462427355 497583970 540684292 569141360 675855365 694200146 739883768 796134352 831791179 924854710 995167940 1081368584 1351710730 1388400292 1479767536 1663582358 1735500365 1757223949 1849709420 1990335880 2162737168 2703421460 2776800584 3327164716 3471000730 3514447898 3699418840 3980671760 4158955895 4512300949 5406842920 5553601168 6594901387 6654329432 6942001460 7028895796 7398837680 8317911790 8786119745 9024601898 10813285327 10813685840 13189802774 13308658864 13884002920 14057791592 15804032401 16635823580 17572239490 18049203796 21626570654 22561504745 26379605548 27768005840 28115583184 31608064802 32974506935 33271647160 35144478980 36098407592 43253141308 45123009490 52759211096 54066426635 63216129604 65949013870 66543294320 70288957960 72196815184 79020162005 85733718031 86506282616 90246018980 105518422192 108132853270 126432259208 131898027740 140577915920 158040324010 171467436062 173012565232 180492037960 205452421213 216265706540 252864518416 263796055480 316080648020 342934872124 360984075920 410904842426 428668590155 432531413080 527592110960 632161296040 685869744248 821809684852 857337180310 865062826160 1027262106065 1264322592080 1371739488496 1433176201417 1643619369704 1714674360620 2054524212130 2866352402834 3287238739408 3429348721240 4109048424260 5732704805668 6858697442480 7165881007085 8218096848520 11465409611336 14331762014170 16436193697040 18631290618421 22930819222672 27230347826923 28663524028340 37262581236842 54460695653846 57327048056680 74525162473684 93156453092105 108921391307692 114654096113360 136151739134615 149050324947368 186312906184210 217842782615384 272303478269230 298100649894736 353994521749999 372625812368420 435685565230768 544606956538460 707989043499998 745251624736840 1089213913076920 1415978086999996 1490503249473680 1769972608749995 2178427826153840 2831956173999992 3539945217499990 5663912347999984 7079890434999980 14159780869999960 28319561739999920
• Sum of all divisors σ(n): 74701594533619200
• Sum of proper divisors (its aliquot sum) s(n): 46382032793619280
• 28319561739999920 is an abundant number, because the sum of its proper divisors (46382032793619280) is greater than itself. Its abundance is 18062471053619360

Bases of 28319561739999920

• Binary: 1100100100111000111110111001001101101010001101010110000₂
• Hexadecimal: 0x649C7DC9B51AB0
• Base-36: 7QUG326KVJK

Squares and roots of 28319561739999920

• 28319561739999920 squared (28319561739999920²) is 801997577145667296470121600006400
• 28319561739999920 cubed (28319561739999920³) is 22712219901307073816078321063305111585407999488000
• The square root of 28319561739999920 is 168284169.6060562911
• The cube root of 28319561739999920 is 304809.7415585981

Scales and comparisons

• 28,319,561,739,999,920 seconds is equal to 900,474,465 years, 9 weeks, 1 day, 1 hour, 45 minutes, 20 seconds.
• To count from 1 to 28,319,561,739,999,920 would take you about two billion, seven hundred one million, four hundred twenty-three thousand, three hundred ninety-five 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 28319561739999920 cubic inches would be around 25400.8 feet tall.

Recreational maths with 28319561739999920

• 28319561739999920 backwards is 02999993716591382
• The number of decimal digits it has is: 17
• The sum of 28319561739999920's digits is 92
• More coming soon!