142109772909985

Names of 142109772909985

• Cardinal: 142109772909985 can be written as One hundred forty-two trillion, one hundred nine billion, seven hundred seventy-two million, nine hundred nine thousand, nine hundred eighty-five.

Scientific notation

• Scientific notation: 1.42109772909985 × 10¹⁴

Factors of 142109772909985

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 5
• Sum of prime factors: 448017

Divisors of 142109772909985

• Number of divisors d(n): 32
• Complete list of divisors:
  1 5 23 73 115 365 1679 8395 41669 208345 406247 958387 2031235 3041837 4791935 9343681 15209185 29656031 46718405 69962251 148280155 349811255 682088713 3410443565 16927906243 84639531215 389341843589 1235737155739 1946709217945 6178685778695 28421954581997 142109772909985
• Sum of all divisors σ(n): 180388541928960
• Sum of proper divisors (its aliquot sum) s(n): 38278769018975
• 142109772909985 is a deficient number, because the sum of its proper divisors (38278769018975) is less than itself. Its deficiency is 103831003891010

Bases of 142109772909985

• Binary: 100000010011111110000010100010001000110110100001₂
• Hexadecimal: 0x813F82888DA1
• Base-36: 1EDGBTMI01

Squares and roots of 142109772909985

• 142109772909985 squared (142109772909985²) is 20195187556527506574912700225
• 142109772909985 cubed (142109772909985³) is 2869933517532678819716027819451032214246625
• The square root of 142109772909985 is 11920980.3669826163
• The cube root of 142109772909985 is 52184.4745828607

Scales and comparisons

• 142,109,772,909,985 seconds is equal to 4,518,651 years, 10 weeks, 4 days, 7 hours, 26 minutes, 25 seconds.
• To count from 1 to 142,109,772,909,985 would take you about eleven million, two hundred ninety-six thousand, six hundred twenty-eight 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 142109772909985 cubic inches would be around 4348.7 feet tall.

Recreational maths with 142109772909985

• 142109772909985 backwards is 589909277901241
• 142109772909985 is a Harshad number.
• The number of decimal digits it has is: 15
• The sum of 142109772909985's digits is 73
• More coming soon!