159821809639840000

Names of 159821809639840000

• Cardinal: 159821809639840000 can be written as One hundred fifty-nine quadrillion, eight hundred twenty-one trillion, eight hundred nine billion, six hundred thirty-nine million, eight hundred forty thousand.

Scientific notation

• Scientific notation: 1.5982180963984 × 10¹⁷

Factors of 159821809639840000

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 16
• Sum of prime factors: 13771

Divisors of 159821809639840000

• Number of divisors d(n): 405
• Complete list of divisors:
  1 2 4 5 8 10 16 20 25 32 40 50 64 73 80 100 125 128 146 160 200 250 256 292 320 365 400 500 584 625 640 730 800 1000 1168 1250 1280 1460 1600 1825 2000 2336 2500 2920 3200 3650 4000 4672 5000 5329 5840 6400 7300 8000 9125 9344 10000 10658 11680 13691 14600 16000 18250 18688 20000 21316 23360 26645 27382 29200 32000 36500 40000 42632 45625 46720 53290 54764 58400 68455 73000 80000 85264 91250 93440 106580 109528 116800 133225 136910 146000 160000 170528 182500 213160 219056 233600 266450 273820 292000 341056 342275 365000 426320 438112 467200 532900 547640 584000 666125 682112 684550 730000 852640 876224 999443 1065800 1095280 1168000 1332250 1364224 1369100 1460000 1705280 1711375 1752448 1998886 2131600 2190560 2336000 2664500 2738200 2920000 3330625 3410560 3422750 3504896 3997772 4263200 4381120 4997215 5329000 5476400 5840000 6661250 6821120 6845500 7995544 8526400 8556875 8762240 9994430 10658000 10952800 11680000 13322500 13691000 15991088 17052800 17113750 17524480 19988860 21316000 21905600 24986075 26645000 27382000 31982176 34105600 34227500 39977720 42632000 43811200 49972150 53290000 54764000 63964352 68455000 72959339 79955440 85264000 87622400 99944300 106580000 109528000 124930375 127928704 136910000 145918678 159910880 170528000 187443481 199888600 213160000 219056000 249860750 255857408 273820000 291837356 319821760 364796695 374886962 399777200 426320000 438112000 499721500 547640000 583674712 624651875 639643520 729593390 749773924 799554400 852640000 937217405 999443000 1095280000 1167349424 1249303750 1279287040 1459186780 1499547848 1599108800 1823983475 1874434810 1998886000 2190560000 2334698848 2498607500 2918373560 2999095696 3198217600 3647966950 3748869620 3997772000 4669397696 4686087025 4997215000 5836747120 5998191392 6396435200 7295933900 7497739240 7995544000 9119917375 9338795392 9372174050 9994430000 11673494240 11996382784 13683374113 14591867800 14995478480 15991088000 18239834750 18677590784 18744348100 19988860000 23346988480 23430435125 23992765568 27366748226 29183735600 29990956960 31982176000 36479669500 37488696200 39977720000 45599586875 46693976960 46860870250 47985531136 54733496452 58367471200 59981913920 68416870565 72959339000 74977392400 79955440000 91199173750 93387953920 93721740500 109466992904 116734942400 117152175625 119963827840 136833741130 145918678000 149954784800 159910880000 182398347500 187443481000 218933985808 233469884800 234304351250 239927655680 273667482260 291837356000 299909569600 342084352825 364796695000 374886962000 437867971616 466939769600 468608702500 547334964520 583674712000 599819139200 684168705650 729593390000 749773924000 875735943232 937217405000 998886310249 1094669929040 1167349424000 1199638278400 1368337411300 1459186780000 1499547848000 1710421764125 1751471886464 1874434810000 1997772620498 2189339858080 2334698848000 2736674822600 2918373560000 2999095696000 3420843528250 3502943772928 3748869620000 3995545240996 4378679716160 4994431551245 5473349645200 5836747120000 5998191392000 6841687056500 7497739240000 7991090481992 8552108820625 8757359432320 9988863102490 10946699290400 11673494240000 13683374113000 14995478480000 15982180963984 17104217641250 17514718864640 19977726204980 21893398580800 24972157756225 27366748226000 29990956960000 31964361927968 34208435282500 39955452409960 43786797161600 49944315512450 54733496452000 63928723855936 68416870565000 79910904819920 87573594323200 99888631024900 109466992904000 124860788781125 127857447711872 136833741130000 159821809639840 199777262049800 218933985808000 249721577562250 255714895423744 273667482260000 319643619279680 399554524099600 437867971616000 499443155124500 547334964520000 624303943905625 639287238559360 799109048199200 998886310249000 1094669929040000 1248607887811250 1278574477118720 1598218096398400 1997772620498000 2189339858080000 2497215775622500 3196436192796800 3995545240996000 4994431551245000 6392872385593600 7991090481992000 9988863102490000 15982180963984000 19977726204980000 31964361927968000 39955452409960000 79910904819920000 159821809639840000
• Sum of all divisors σ(n): 404211778812501429
• Sum of proper divisors (its aliquot sum) s(n): 244389969172661429
• 159821809639840000 is an abundant number, because the sum of its proper divisors (244389969172661429) is greater than itself. Its abundance is 84568159532821429

Bases of 159821809639840000

• Binary: 1000110111110011010001011011001110111100010101100100000000₂
• Hexadecimal: 0x237CD16CEF15900
• Base-36: 17PO3PRAPWXS

Squares and roots of 159821809639840000

• 159821809639840000 squared (159821809639840000²) is 25543010836553253950515225600000000
• 159821809639840000 cubed (159821809639840000³) is 4082330215547984424867973845132772347904000000000000
• 159821809639840000 is a perfect square number. Its square root is 399777200
• The cube root of 159821809639840000 is 542681.9138516801

Scales and comparisons

• 159,821,809,639,840,000 seconds is equal to 5,081,839,185 years, 12 weeks, 1 hour, 46 minutes, 40 seconds.
• To count from 1 to 159,821,809,639,840,000 would take you about fifteen billion, two hundred forty-five million, five hundred seventeen thousand, five hundred fifty-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 159821809639840000 cubic inches would be around 45223.5 feet tall.

Recreational maths with 159821809639840000

• 159821809639840000 backwards is 000048936908128951
• 159821809639840000 is a Harshad number.
• The number of decimal digits it has is: 18
• The sum of 159821809639840000's digits is 73
• More coming soon!