15996953964326640

Names of 15996953964326640

• Cardinal: 15996953964326640 can be written as Fifteen quadrillion, nine hundred ninety-six trillion, nine hundred fifty-three billion, nine hundred sixty-four million, three hundred twenty-six thousand, six hundred forty.

Scientific notation

• Scientific notation: 1.599695396432664 × 10¹⁶

Factors of 15996953964326640

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 265930

Divisors of 15996953964326640

• Number of divisors d(n): 320
• Complete list of divisors:
  1 2 3 4 5 6 8 10 12 15 16 20 24 29 30 40 48 58 60 80 87 116 120 131 145 174 232 240 262 290 348 393 435 464 524 580 655 696 786 870 1048 1160 1310 1392 1572 1740 1965 2096 2320 2620 3144 3480 3799 3930 5240 6288 6960 7598 7860 10480 11397 15196 15720 18995 22794 30392 31440 37990 45588 56985 60784 75980 91176 113970 122299 143461 151960 182352 227940 244598 286922 303920 366897 430383 455880 489196 573844 611495 717305 733794 860766 911760 978392 1147688 1222990 1434610 1467588 1721532 1834485 1956784 2151915 2295376 2445980 2869220 2935176 3443064 3546671 3668970 4160369 4303830 4891960 5738440 5870352 6886128 7093342 7337940 8320738 8607660 9783920 10640013 11476880 12481107 14186684 14675880 16021169 16641476 17215320 17733355 18793391 20801845 21280026 24962214 28373368 29351760 32042338 33282952 34430640 35466710 37586782 41603690 42560052 48063507 49924428 53200065 56380173 56746736 62405535 64084676 66565904 70933420 75173564 80105845 83207380 85120104 93966955 96127014 99848856 106400130 112760346 124811070 128169352 141866840 150347128 160211690 166414760 170240208 187933910 192254028 199697712 212800260 225520692 240317535 249622140 256338704 281900865 283733680 300694256 320423380 332829520 375867820 384508056 425600520 451041384 464613901 480635070 499244280 545008339 563801730 640846760 751735640 769016112 851201040 902082768 929227802 961270140 998488560 1090016678 1127603460 1281693520 1393841703 1503471280 1635025017 1858455604 1922540280 2180033356 2255206920 2323069505 2725041695 2787683406 3270050034 3716911208 3845080560 4360066712 4510413840 4646139010 5450083390 5575366812 6540100068 6969208515 7433822416 8175125085 8720133424 9292278020 10900166780 11150733624 13080200136 13938417030 16350250170 17545136839 18584556040 21800333560 22301467248 26160400272 27876834060 32700500340 35090273678 37169112080 43600667120 52635410517 55753668120 65401000680 70180547356 87725684195 105270821034 111507336240 130802001360 140361094712 175451368390 210541642068 263177052585 280722189424 350902736780 421083284136 508808968331 526354105170 701805473560 842166568272 1017617936662 1052708210340 1403610947120 1526426904993 2035235873324 2105416420680 2298412925909 2544044841655 3052853809986 4070471746648 4210832841360 4596825851818 5088089683310 6105707619972 6895238777727 7632134524965 8140943493296 9193651703636 10176179366620 11492064629545 12211415239944 13790477555454 15264269049930 18387303407272 20352358733240 22984129259090 24422830479888 27580955110908 30528538099860 34476193888635 36774606814544 40704717466480 45968258518180 55161910221816 61057076199720 66653974851361 68952387777270 91936517036360 110323820443632 122114152399440 133307949702722 137904775554540 183873034072720 199961924554083 266615899405444 275809551109080 333269874256805 399923849108166 533231798810888 551619102218160 666539748513610 799847698216332 999809622770415 1066463597621776 1333079497027220 1599695396432664 1999619245540830 2666158994054440 3199390792865328 3999238491081660 5332317988108880 7998476982163320 15996953964326640
• Sum of all divisors σ(n): 51692966956224000
• Sum of proper divisors (its aliquot sum) s(n): 35696012991897360
• 15996953964326640 is an abundant number, because the sum of its proper divisors (35696012991897360) is greater than itself. Its abundance is 19699059027570720

Bases of 15996953964326640

• Binary: 111000110101010010010100010110100010000010111011110000₂
• Hexadecimal: 0x38D52516882EF0
• Base-36: 4DIG3758XYO

Squares and roots of 15996953964326640

• 15996953964326640 squared (15996953964326640²) is 255902536136785803381708613689600
• 15996953964326640 cubed (15996953964326640³) is 4093661089934596908029667927671392687149970944000
• The square root of 15996953964326640 is 126479065.3204183035
• The cube root of 15996953964326640 is 251968.2182788481

Scales and comparisons

• 15,996,953,964,326,640 seconds is equal to 508,653,654 years, 12 weeks, 2 days, 16 hours, 4 minutes.
• To count from 1 to 15,996,953,964,326,640 would take you about one billion, five hundred twenty-five million, nine hundred sixty thousand, nine hundred sixty-two 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 15996953964326640 cubic inches would be around 20997.4 feet tall.

Recreational maths with 15996953964326640

• 15996953964326640 backwards is 04662346935969951
• 15996953964326640 is a Harshad number.
• The number of decimal digits it has is: 17
• The sum of 15996953964326640's digits is 87
• More coming soon!