7998213525187690000

Names of 7998213525187690000

• Cardinal: 7998213525187690000 can be written as Seven quintillion, nine hundred ninety-eight quadrillion, two hundred thirteen trillion, five hundred twenty-five billion, one hundred eighty-seven million, six hundred ninety thousand.

Scientific notation

• Scientific notation: 7.99821352518769 × 10¹⁸

Factors of 7998213525187690000

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 4040173

Divisors of 7998213525187690000

• Number of divisors d(n): 225
• Complete list of divisors:
  1 2 4 5 7 8 10 14 16 20 25 28 35 40 49 50 56 70 80 98 100 112 125 140 175 196 200 245 250 280 350 392 400 490 500 560 625 700 784 875 980 1000 1225 1250 1400 1750 1960 2000 2450 2500 2800 3500 3920 4375 4900 5000 6125 7000 8750 9800 10000 12250 14000 17500 19600 24500 30625 35000 49000 61250 70000 98000 122500 245000 490000 4040159 8080318 16160636 20200795 28281113 32321272 40401590 56562226 64642544 80803180 101003975 113124452 141405565 161606360 197967791 202007950 226248904 282811130 323212720 395935582 404015900 452497808 505019875 565622260 707027825 791871164 808031800 989838955 1010039750 1131244520 1414055650 1583742328 1616063600 1979677910 2020079500 2262489040 2525099375 2828111300 3167484656 3535139125 3959355820 4040159000 4949194775 5050198750 5656222600 7070278250 7918711640 8080318000 9898389550 10100397500 11312445200 14140556500 15837423280 17675695625 19796779100 20200795000 24745973875 28281113000 35351391250 39593558200 40401590000 49491947750 56562226000 70702782500 79187116400 98983895500 123729869375 141405565000 197967791000 247459738750 282811130000 395935582000 494919477500 989838955000 1979677910000 16322884745281 32645769490562 65291538981124 81614423726405 114260193216967 130583077962248 163228847452810 228520386433934 261166155924496 326457694905620 408072118632025 457040772867868 571300966084835 652915389811240 799821352518769 816144237264050 914081545735736 1142601932169670 1305830779622480 1599642705037538 1632288474528100 1828163091471472 2040360593160125 2285203864339340 2856504830424175 3199285410075076 3264576949056200 3999106762593845 4080721186320250 4570407728678680 5713009660848350 6398570820150152 6529153898112400 7998213525187690 8161442372640500 9140815457357360 10201802965800625 11426019321696700 12797141640300304 14282524152120875 15996427050375380 16322884745281000 19995533812969225 20403605931601250 22852038643393400 28565048304241750 31992854100750760 32645769490562000 39991067625938450 40807211863202500 45704077286786800 57130096608483500 63985708201501520 71412620760604375 79982135251876900 81614423726405000 99977669064846125 114260193216967000 142825241521208750 159964270503753800 163228847452810000 199955338129692250 228520386433934000 285650483042417500 319928541007507600 399910676259384500 499888345324230625 571300966084835000 799821352518769000 999776690648461250 1142601932169670000 1599642705037538000 1999553381296922500 3999106762593845000 7998213525187690000
• Sum of all divisors σ(n): 22526027241905786907
• Sum of proper divisors (its aliquot sum) s(n): 14527813716718096907
• 7998213525187690000 is an abundant number, because the sum of its proper divisors (14527813716718096907) is greater than itself. Its abundance is 6529600191530406907

Bases of 7998213525187690000

• Binary: 110111011111111010111001101001100100110100010010111111000010000₂
• Hexadecimal: 0x6EFF5CD326897E10
• Base-36: 1ORLM2GS76J9S

Squares and roots of 7998213525187690000

• 7998213525187690000 squared (7998213525187690000²) is 63971419594495295018049727536100000000
• 7998213525187690000 cubed (7998213525187690000³) is 511657073426149079905921271823737699113750609000000000000
• 7998213525187690000 is a perfect square number. Its square root is 2828111300
• The cube root of 7998213525187690000 is 1999851.1160160289

Scales and comparisons

• 7,998,213,525,187,690,000 seconds is equal to 254,318,450,002 years, 7 weeks, 6 days, 10 hours, 46 minutes, 40 seconds.
• To count from 1 to 7,998,213,525,187,690,000 would take you about two hundred ninety-three billion, two hundred seventy-four million, seven hundred one thousand and nine 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 7998213525187690000 cubic inches would be around 166654.3 feet tall.

Recreational maths with 7998213525187690000

• 7998213525187690000 backwards is 0000967815253128997
• The number of decimal digits it has is: 19
• The sum of 7998213525187690000's digits is 82
• More coming soon!