989820320374439740369

Names of 989820320374439740369

• Cardinal: 989820320374439740369 can be written as Nine hundred eighty-nine quintillion, eight hundred twenty quadrillion, three hundred twenty trillion, three hundred seventy-four billion, four hundred thirty-nine million, seven hundred forty thousand, three hundred sixty-nine.

Scientific notation

• Scientific notation: 9.89820320374439740369 × 10²⁰

Factors of 989820320374439740369

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 4
• Sum of prime factors: 978163668

Divisors of 989820320374439740369

• Number of divisors d(n): 16
• Complete list of divisors:
  1 1601 4481 141073 7174081 225857873 632148113 978016513 1012069128913 1565804437313 4382491994753 137971723538449 7016369683599553 220892729385056849 618251293175789969 989820320374439740369
• Sum of all divisors σ(n): 990666625700616629904
• Sum of proper divisors (its aliquot sum) s(n): 846305326176889535
• 989820320374439740369 is a deficient number, because the sum of its proper divisors (846305326176889535) is less than itself. Its deficiency is 988974015048262850834

Bases of 989820320374439740369

• Binary: 1101011010100010000100001100010001011001110101110100110000001111010001₂
• Hexadecimal: 0x35A884311675D303D1
• Base-36: 5SW6V7UXCNVBO1

Squares and roots of 989820320374439740369

• 989820320374439740369 squared (989820320374439740369²) is 979744266626158527405726115327604128256161
• 989820320374439740369 cubed (989820320374439740369³) is 969770783876924742790979703891561480811025364154569501564663409
• The square root of 989820320374439740369 is 31461410018.8538870319
• The cube root of 989820320374439740369 is 9965951.9391061053

Scales and comparisons

• 989,820,320,374,439,740,369 seconds is equal to 293,274,701,009 years, 3 weeks, 3 days, 15 hours, 30 minutes, 7 seconds.
• To count from 1 to 989,820,320,374,439,740,369 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 989820320374439740369 cubic inches would be around 830496 feet tall.

Recreational maths with 989820320374439740369

• 989820320374439740369 backwards is 963047934473023028989
• The number of decimal digits it has is: 21
• The sum of 989820320374439740369's digits is 100
• More coming soon!