820980849649664

Names of 820980849649664

• Cardinal: 820980849649664 can be written as Eight hundred twenty trillion, nine hundred eighty billion, eight hundred forty-nine million, six hundred forty-nine thousand, six hundred sixty-four.

Scientific notation

• Scientific notation: 8.20980849649664 × 10¹⁴

Factors of 820980849649664

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 16
• Sum of prime factors: 2847

Divisors of 820980849649664

• Number of divisors d(n): 216
• Complete list of divisors:
  1 2 4 8 11 16 22 32 44 64 88 121 128 176 242 256 352 484 512 704 968 1024 1093 1408 1741 1936 2048 2186 2816 3482 3872 4372 5632 6964 7744 8744 11264 12023 13928 15488 17488 19151 22528 24046 27856 30976 34976 38302 48092 55712 61952 69952 76604 96184 111424 123904 132253 139904 153208 192368 210661 222848 247808 264506 279808 306416 384736 421322 445696 529012 559616 612832 769472 842644 891392 1058024 1119232 1225664 1538944 1685288 1782784 1902913 2116048 2238464 2451328 3031081 3077888 3370576 3565568 3805826 4232096 4902656 6062162 6155776 6741152 7611652 8464192 9805312 12124324 12311552 13482304 15223304 16928384 19610624 20932043 24248648 24623104 26964608 30446608 33341891 33856768 39221248 41864086 48497296 53929216 60893216 66683782 67713536 83728172 96994592 107858432 121786432 133367564 135427072 167456344 193989184 215716864 230252473 243572864 266735128 270854144 334912688 366760801 387978368 431433728 460504946 487145728 533470256 669825376 733521602 775956736 921009892 974291456 1066940512 1339650752 1467043204 1551913472 1842019784 1948582912 2133881024 2679301504 2934086408 3103826944 3312971533 3684039568 3897165824 4267762048 5358603008 5868172816 6207653888 6625943066 7368079136 8535524096 10717206016 11736345632 13251886132 14736158272 17071048192 21434412032 23472691264 26503772264 29472316544 34142096384 36442686863 42868824064 46945382528 53007544528 58944633088 68284192768 72885373726 93890765056 106015089056 117889266176 145770747452 187781530112 212030178112 235778532352 291541494904 375563060224 400869555493 424060356224 471557064704 583082989808 751126120448 801739110986 848120712448 1166165979616 1603478221972 1696241424896 2332331959232 3206956443944 3392482849792 4664663918464 6413912887888 6784965699584 9329327836928 12827825775776 18658655673856 25655651551552 37317311347712 51311303103104 74634622695424 102622606206208 205245212412416 410490424824832 820980849649664
• Sum of all divisors σ(n): 1807049020737870
• Sum of proper divisors (its aliquot sum) s(n): 986068171088206
• 820980849649664 is an abundant number, because the sum of its proper divisors (986068171088206) is greater than itself. Its abundance is 165087321438542

Bases of 820980849649664

• Binary: 10111010101010110101111111111010010010100000000000₂
• Hexadecimal: 0x2EAAD7FE92800
• Base-36: 830HE8S83K

Squares and roots of 820980849649664

• 820980849649664 squared (820980849649664²) is 674009555491484205991535312896
• 820980849649664 cubed (820980849649664³) is 553348937539391059563841143196123526221266944
• The square root of 820980849649664 is 28652763.3859225523
• The cube root of 820980849649664 is 93636.3211019525

Scales and comparisons

• 820,980,849,649,664 seconds is equal to 26,104,651 years, 29 weeks, 5 hours, 47 minutes, 44 seconds.
• To count from 1 to 820,980,849,649,664 would take you about sixty-five million, two hundred sixty-one thousand, six hundred twenty-eight 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 820980849649664 cubic inches would be around 7803 feet tall.

Recreational maths with 820980849649664

• 820980849649664 backwards is 466946948089028
• The number of decimal digits it has is: 15
• The sum of 820980849649664's digits is 83
• More coming soon!