1216942128801

Names of 1216942128801

• Cardinal: 1216942128801 can be written as One trillion, two hundred sixteen billion, nine hundred forty-two million, one hundred twenty-eight thousand, eight hundred one.

Scientific notation

• Scientific notation: 1.216942128801 × 10¹²

Factors of 1216942128801

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 542

Divisors of 1216942128801

• Number of divisors d(n): 81
• Complete list of divisors:
  1 3 7 9 21 49 63 131 147 393 401 441 917 1179 1203 2751 2807 3609 6419 8253 8421 17161 19257 19649 25263 51483 52531 57771 58947 120127 154449 157593 160801 176841 360381 367717 472779 482403 840889 1081143 1103151 1125607 1447209 2522667 2574019 3309453 3376821 6881561 7568001 7722057 7879249 10130463 20644683 21064931 23166171 23637747 48170927 61934049 63194793 70913241 144512781 147454517 189584379 337196489 433538343 442363551 1011589467 1032181619 1327090653 2759505961 3034768401 3096544857 8278517883 9289634571 19316541727 24835553649 57949625181 135215792089 173848875543 405647376267 1216942128801
• Sum of all divisors σ(n): 2065673457939
• Sum of proper divisors (its aliquot sum) s(n): 848731329138
• 1216942128801 is a deficient number, because the sum of its proper divisors (848731329138) is less than itself. Its deficiency is 368210799663

Bases of 1216942128801

• Binary: 10001101101010111011001110011111010100001₂
• Hexadecimal: 0x11B57673EA1
• Base-36: FJ1ZX869

Squares and roots of 1216942128801

• 1216942128801 squared (1216942128801²) is 1480948144850709673697601
• 1216942128801 cubed (1216942128801³) is 1802228188038514336645162638066706401
• 1216942128801 is a perfect square number. Its square root is 1103151
• The cube root of 1216942128801 is 10676.3624381639

Scales and comparisons

• 1,216,942,128,801 seconds is equal to 38,694 years, 51 weeks, 5 days, 8 hours, 13 minutes, 21 seconds.
• To count from 1 to 1,216,942,128,801 would take you about ninety-six thousand, seven hundred thirty-seven 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 1216942128801 cubic inches would be around 889.7 feet tall.

Recreational maths with 1216942128801

• 1216942128801 backwards is 1088212496121
• The number of decimal digits it has is: 13
• The sum of 1216942128801's digits is 45
• More coming soon!