990646131501

Names of 990646131501

• Cardinal: 990646131501 can be written as Nine hundred ninety billion, six hundred forty-six million, one hundred thirty-one thousand, five hundred one.

Scientific notation

• Scientific notation: 9.90646131501 × 10¹¹

Factors of 990646131501

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 3082

Divisors of 990646131501

• Number of divisors d(n): 192
• Complete list of divisors:
  1 3 9 13 17 19 27 39 51 57 117 153 169 171 221 241 247 323 351 459 507 513 663 723 741 969 1521 1989 2169 2223 2789 2873 2907 3133 3211 4097 4199 4563 4579 5967 6507 6669 8367 8619 8721 9399 9633 12291 12597 13737 25101 25857 28197 28899 36257 36873 37791 40729 41211 47413 52991 53261 54587 59527 75303 77571 77843 84591 86697 108771 110619 113373 122187 123633 142239 158973 159783 163761 178581 233529 326313 366561 426717 471341 476919 479349 491283 535743 616369 672149 688883 692393 700587 773851 900847 978939 1011959 1099683 1280151 1414023 1430757 1438047 1473849 1607229 1849107 2016447 2066649 2077179 2101761 2321553 2702541 3035877 4242069 5547321 6049341 6199947 6231537 6964659 8012797 8107623 8737937 8955479 9107631 11426533 11711011 12726207 12770831 13155467 16641963 18148023 18599841 18694611 20893977 24038391 24322869 26213811 26866437 27322893 34279599 35133033 38312493 39466401 72115173 78641433 80599311 102838797 105399099 113593181 114937479 118399203 148544929 152243143 166020803 216345519 217104127 235924299 241797933 308516391 316197297 340779543 344812437 355197609 445634787 456729429 498062409 651312381 1022338629 1336904361 1370188287 1494187227 1931084077 1953937143 2158270439 2822353651 3067015887 4010713083 4110564861 4482561681 5793252231 5861811429 6474811317 8467060953 17379756693 19424433951 25401182859 36690597463 52139270079 58273301853 76203548577 110071792389 330215377167 990646131501
• Sum of all divisors σ(n): 1779234336000
• Sum of proper divisors (its aliquot sum) s(n): 788588204499
• 990646131501 is a deficient number, because the sum of its proper divisors (788588204499) is less than itself. Its deficiency is 202057927002

Bases of 990646131501

• Binary: 1110011010100111000111000101101100101101₂
• Hexadecimal: 0xE6A71C5B2D
• Base-36: CN3H4N59

Squares and roots of 990646131501

• 990646131501 squared (990646131501²) is 981379757857896584513001
• 990646131501 cubed (990646131501³) is 972200060655313357932725148690144501
• The square root of 990646131501 is 995312.0774415429
• The cube root of 990646131501 is 9968.7227134633

Scales and comparisons

• 990,646,131,501 seconds is equal to 31,499 years, 25 weeks, 16 hours, 58 minutes, 21 seconds.
• To count from 1 to 990,646,131,501 would take you about sixty-two thousand, nine hundred ninety-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 990646131501 cubic inches would be around 830.7 feet tall.

Recreational maths with 990646131501

• 990646131501 backwards is 105131646099
• The number of decimal digits it has is: 12
• The sum of 990646131501's digits is 45
• More coming soon!