155198189770144

Names of 155198189770144

• Cardinal: 155198189770144 can be written as One hundred fifty-five trillion, one hundred ninety-eight billion, one hundred eighty-nine million, seven hundred seventy thousand, one hundred forty-four.

Scientific notation

• Scientific notation: 1.55198189770144 × 10¹⁴

Factors of 155198189770144

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 3393645

Divisors of 155198189770144

• Number of divisors d(n): 48
• Complete list of divisors:
  1 2 4 8 16 19 32 38 76 152 304 608 76963 153926 307852 615704 1231408 1462297 2462816 2924594 3316661 5849188 6633322 11698376 13266644 23396752 26533288 46793504 53066576 63016559 106133152 126033118 252066236 504132472 1008264944 2016529888 255260180543 510520361086 1021040722172 2042081444344 4084162888688 4849943430317 8168325777376 9699886860634 19399773721268 38799547442536 77599094885072 155198189770144
• Sum of all divisors σ(n): 321632103451680
• Sum of proper divisors (its aliquot sum) s(n): 166433913681536
• 155198189770144 is an abundant number, because the sum of its proper divisors (166433913681536) is greater than itself. Its abundance is 11235723911392

Bases of 155198189770144

• Binary: 100011010010011011100100111110001001010110100000₂
• Hexadecimal: 0x8D26E4F895A0
• Base-36: 1J0H2B39GG

Squares and roots of 155198189770144

• 155198189770144 squared (155198189770144²) is 24086478107929629731553780736
• 155198189770144 cubed (155198189770144³) is 3738177800288881669731059686308042015145984
• The square root of 155198189770144 is 12457856.5479838465
• The cube root of 155198189770144 is 53739.7387033031

Scales and comparisons

• 155,198,189,770,144 seconds is equal to 4,934,822 years, 19 weeks, 3 days, 13 hours, 29 minutes, 4 seconds.
• To count from 1 to 155,198,189,770,144 would take you about twelve million, three hundred thirty-seven thousand and fifty-five 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 155198189770144 cubic inches would be around 4478.3 feet tall.

Recreational maths with 155198189770144

• 155198189770144 backwards is 441077981891551
• The number of decimal digits it has is: 15
• The sum of 155198189770144's digits is 70
• More coming soon!