1221142924625

Names of 1221142924625

• Cardinal: 1221142924625 can be written as One trillion, two hundred twenty-one billion, one hundred forty-two million, nine hundred twenty-four thousand, six hundred twenty-five.

Scientific notation

• Scientific notation: 1.221142924625 × 10¹²

Factors of 1221142924625

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 444

Divisors of 1221142924625

• Number of divisors d(n): 72
• Complete list of divisors:
  1 5 13 25 65 79 125 325 347 395 1027 1625 1735 1975 4511 5135 6241 8675 9875 22555 25675 27413 31205 43375 81133 112775 120409 128375 137065 156025 356369 405665 563875 602045 685325 780125 1565317 1781845 2028325 2165627 3010225 3426625 7826585 8909225 9512311 10141625 10828135 15051125 28153151 39132925 44546125 47561555 54140675 123660043 140765755 195664625 237807775 270703375 618300215 703828775 751472569 1189038875 3091501075 3519143875 3757362845 9769143397 15457505375 18786814225 48845716985 93934071125 244228584925 1221142924625
• Sum of all divisors σ(n): 1667058113448
• Sum of proper divisors (its aliquot sum) s(n): 445915188823
• 1221142924625 is a deficient number, because the sum of its proper divisors (445915188823) is less than itself. Its deficiency is 775227735802

Bases of 1221142924625

• Binary: 10001110001010001110010100100110101010001₂
• Hexadecimal: 0x11C51CA4D51
• Base-36: FKZGYUZ5

Squares and roots of 1221142924625

• 1221142924625 squared (1221142924625²) is 1491190042361698431390625
• 1221142924625 cubed (1221142924625³) is 1820956169501242064590622718306640625
• The square root of 1221142924625 is 1105053.3582705409
• The cube root of 1221142924625 is 10688.6330057909

Scales and comparisons

• 1,221,142,924,625 seconds is equal to 38,828 years, 29 weeks, 3 days, 15 hours, 57 minutes, 5 seconds.
• To count from 1 to 1,221,142,924,625 would take you about ninety-seven thousand and 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 1221142924625 cubic inches would be around 890.7 feet tall.

Recreational maths with 1221142924625

• 1221142924625 backwards is 5264292411221
• The number of decimal digits it has is: 13
• The sum of 1221142924625's digits is 41
• More coming soon!