16998955091161681

Names of 16998955091161681

• Cardinal: 16998955091161681 can be written as Sixteen quadrillion, nine hundred ninety-eight trillion, nine hundred fifty-five billion, ninety-one million, one hundred sixty-one thousand, six hundred eighty-one.

Scientific notation

• Scientific notation: 1.6998955091161681 × 10¹⁶

Factors of 16998955091161681

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 693

Divisors of 16998955091161681

• Number of divisors d(n): 75
• Complete list of divisors:
  1 11 41 121 451 641 1331 1681 4961 7051 14641 18491 26281 54571 68921 77561 203401 289091 410881 600281 758131 853171 1077521 2237411 2825761 3180001 4519691 8339441 9384881 11852731 16846121 24611521 31083371 34980011 44178361 49716601 91733851 130380041 185307331 341917081 384780121 485961971 546882611 690690961 1009072361 1434180451 1811312801 2038380641 3761087891 5345581681 6015708721 7597600571 15775984961 19924440811 22422187051 28318329401 41371966801 58801398491 83573606281 219168848921 246644057561 311501623411 646815383401 919309669091 1161051505441 2410857338131 3426517857521 10112406360001 12771566559851 26519430719441 37691696432731 140487232158361 414608660760041 1545359553741971 16998955091161681
• Sum of all divisors σ(n): 19196149810895575
• Sum of proper divisors (its aliquot sum) s(n): 2197194719733894
• 16998955091161681 is a deficient number, because the sum of its proper divisors (2197194719733894) is less than itself. Its deficiency is 14801760371427787

Bases of 16998955091161681

• Binary: 111100011001000111010110100111110000101111001001010001₂
• Hexadecimal: 0x3C6475A7C2F251
• Base-36: 4NDMK5T9HLD

Squares and roots of 16998955091161681

• 16998955091161681 squared (16998955091161681²) is 288964474191331634397162082745761
• 16998955091161681 cubed (16998955091161681³) is 4912094119719595059756717792424184772319668384241
• 16998955091161681 is a perfect square number. Its square root is 130380041
• The cube root of 16998955091161681 is 257122.8908110999

Scales and comparisons

• 16,998,955,091,161,681 seconds is equal to 540,514,190 years, 35 weeks, 1 day, 23 hours, 8 minutes, 1 second.
• To count from 1 to 16,998,955,091,161,681 would take you about one billion, six hundred twenty-one million, five hundred forty-two thousand, five hundred seventy-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 16998955091161681 cubic inches would be around 21426.9 feet tall.

Recreational maths with 16998955091161681

• 16998955091161681 backwards is 18616119055989961
• The number of decimal digits it has is: 17
• The sum of 16998955091161681's digits is 85
• More coming soon!