990839009511

Names of 990839009511

• Cardinal: 990839009511 can be written as Nine hundred ninety billion, eight hundred thirty-nine million, nine thousand, five hundred eleven.

Scientific notation

• Scientific notation: 9.90839009511 × 10¹¹

Factors of 990839009511

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 144

Divisors of 990839009511

• Number of divisors d(n): 144
• Complete list of divisors:
  1 3 9 13 27 39 61 67 117 169 183 201 351 507 549 603 793 871 1521 1647 1809 2197 2379 2613 3721 4087 4489 4563 6591 7137 7839 10309 11163 11323 12261 13467 19773 21411 23517 30927 33489 33969 36783 40401 48373 53131 58357 59319 92781 100467 101907 110349 121203 134017 145119 147199 159393 175071 249307 273829 278343 305721 402051 435357 441597 478179 525213 628849 690703 747921 758641 821487 1206153 1306071 1324791 1434537 1575639 1886547 2072109 2243763 2275923 2464461 3240991 3559777 3618459 3974373 5659641 6216327 6731289 6827769 7393383 8175037 8979139 9722973 9862333 10679331 16703569 16978923 18648981 20483307 24525111 26937417 29168919 29586999 32037993 42132883 46277101 50110707 73575333 80812251 87506757 88760997 96113979 126398649 138831303 150332121 217146397 220725999 242436753 266282991 379195947 416493909 450996363 547727479 601602313 651439191 1137587841 1249481727 1643182437 1804806939 1954317573 2822903161 4929547311 5414420817 5862952719 8468709483 14788641933 16243262451 25406128449 36697741093 76218385347 110093223279 330279669837 990839009511
• Sum of all divisors σ(n): 1641165271200
• Sum of proper divisors (its aliquot sum) s(n): 650326261689
• 990839009511 is a deficient number, because the sum of its proper divisors (650326261689) is less than itself. Its deficiency is 340512747822

Bases of 990839009511

• Binary: 1110011010110010100110110111000011100111₂
• Hexadecimal: 0xE6B29B70E7
• Base-36: CN6NYORR

Squares and roots of 990839009511

• 990839009511 squared (990839009511²) is 981761942768739548459121
• 990839009511 cubed (990839009511³) is 972768030948572963129168837913699831
• The square root of 990839009511 is 995408.9659587159
• The cube root of 990839009511 is 9969.3696389281

Scales and comparisons

• 990,839,009,511 seconds is equal to 31,505 years, 32 weeks, 2 hours, 11 minutes, 51 seconds.
• To count from 1 to 990,839,009,511 would take you about sixty-three thousand and eleven 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 990839009511 cubic inches would be around 830.8 feet tall.

Recreational maths with 990839009511

• 990839009511 backwards is 115900938099
• The number of decimal digits it has is: 12
• The sum of 990839009511's digits is 54
• More coming soon!