83168778256506990

Names of 83168778256506990

• Cardinal: 83168778256506990 can be written as Eighty-three quadrillion, one hundred sixty-eight trillion, seven hundred seventy-eight billion, two hundred fifty-six million, five hundred six thousand, nine hundred ninety.

Scientific notation

• Scientific notation: 8.316877825650699 × 10¹⁶

Factors of 83168778256506990

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 399523362214

Divisors of 83168778256506990

• Number of divisors d(n): 80
• Complete list of divisors:
  1 2 3 5 6 9 10 15 18 27 30 45 54 81 90 135 162 257 270 405 514 771 810 1285 1542 2313 2570 3855 4626 6939 7710 11565 13878 20817 23130 34695 41634 69390 104085 208170 399523361947 799046723894 1198570085841 1997616809735 2397140171682 3595710257523 3995233619470 5992850429205 7191420515046 10787130772569 11985700858410 17978551287615 21574261545138 32361392317707 35957102575230 53935653862845 64722784635414 102677504020379 107871307725690 161806961588535 205355008040758 308032512061137 323613923177070 513387520101895 616065024122274 924097536183411 1026775040203790 1540162560305685 1848195072366822 2772292608550233 3080325120611370 4620487680917055 5544585217100466 8316877825650699 9240975361834110 13861463042751165 16633755651301398 27722926085502330 41584389128253495 83168778256506990
• Sum of all divisors σ(n): 224501765639267952
• Sum of proper divisors (its aliquot sum) s(n): 141332987382760962
• 83168778256506990 is an abundant number, because the sum of its proper divisors (141332987382760962) is greater than itself. Its abundance is 58164209126253972

Bases of 83168778256506990

• Binary: 100100111011110011001000000101100011000011110000001101110₂
• Hexadecimal: 0x12779902C61E06E
• Base-36: MQWVD9VPCVI

Squares and roots of 83168778256506990

• 83168778256506990 squared (83168778256506990²) is 6917045676680029879312275918860100
• 83168778256506990 cubed (83168778256506990³) is 575282238073931748283597126022876835954088482099000
• The square root of 83168778256506990 is 288389975.9986587849
• The cube root of 83168778256506990 is 436502.5387181909

Scales and comparisons

• 83,168,778,256,506,990 seconds is equal to 2,644,509,890 years, 33 weeks, 1 hour, 16 minutes, 30 seconds.
• To count from 1 to 83,168,778,256,506,990 would take you about seven billion, nine hundred thirty-three million, five hundred twenty-nine thousand, six hundred seventy-one 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 83168778256506990 cubic inches would be around 36375.2 feet tall.

Recreational maths with 83168778256506990

• 83168778256506990 backwards is 09960565287786138
• 83168778256506990 is a Harshad number.
• The number of decimal digits it has is: 17
• The sum of 83168778256506990's digits is 90
• More coming soon!