28988506375998

Names of 28988506375998

• Cardinal: 28988506375998 can be written as Twenty-eight trillion, nine hundred eighty-eight billion, five hundred six million, three hundred seventy-five thousand, nine hundred ninety-eight.

Scientific notation

• Scientific notation: 2.8988506375998 × 10¹³

Factors of 28988506375998

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 14928

Divisors of 28988506375998

• Number of divisors d(n): 72
• Complete list of divisors:
  1 2 3 6 13 26 39 41 78 82 123 246 533 1066 1599 1681 3198 3362 5043 10086 14869 21853 29738 43706 44607 65559 89214 131118 193297 386594 579891 609629 1159782 1219258 1828887 3657774 7925177 15850354 23775531 24994789 47551062 49989578 74984367 149968734 221087161 324932257 442174322 649864514 663261483 974796771 1326522966 1949593542 2874133093 5748266186 8622399279 9064573601 17244798558 18129147202 27193720803 54387441606 117839456813 235678913626 353518370439 371647517641 707036740878 743295035282 1114942552923 2229885105846 4831417729333 9662835458666 14494253187999 28988506375998
• Sum of all divisors σ(n): 64001078301384
• Sum of proper divisors (its aliquot sum) s(n): 35012571925386
• 28988506375998 is an abundant number, because the sum of its proper divisors (35012571925386) is greater than itself. Its abundance is 6024065549388

Bases of 28988506375998

• Binary: 110100101110101101001101000000000011100111110₂
• Hexadecimal: 0x1A5D69A0073E
• Base-36: A9X4W8GU6

Squares and roots of 28988506375998

• 28988506375998 squared (28988506375998²) is 840333501911276699350496004
• 28988506375998 cubed (28988506375998³) is 24360013078119772118418265917317820511992
• The square root of 28988506375998 is 5384097.5451785789
• The cube root of 28988506375998 is 30719.1088636937

Scales and comparisons

• 28,988,506,375,998 seconds is equal to 921,744 years, 43 weeks, 3 days, 2 hours, 13 minutes, 18 seconds.
• To count from 1 to 28,988,506,375,998 would take you about two million, three hundred four thousand, three hundred sixty-two 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 28988506375998 cubic inches would be around 2559.9 feet tall.

Recreational maths with 28988506375998

• 28988506375998 backwards is 89957360588982
• The number of decimal digits it has is: 14
• The sum of 28988506375998's digits is 87
• More coming soon!