155268977143120

Names of 155268977143120

• Cardinal: 155268977143120 can be written as One hundred fifty-five trillion, two hundred sixty-eight billion, nine hundred seventy-seven million, one hundred forty-three thousand, one hundred twenty.

Scientific notation

• Scientific notation: 1.5526897714312 × 10¹⁴

Factors of 155268977143120

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 113229578

Divisors of 155268977143120

• Number of divisors d(n): 80
• Complete list of divisors:
  1 2 4 5 8 10 16 20 40 61 80 122 244 281 305 488 562 610 976 1124 1220 1405 2248 2440 2810 4496 4880 5620 11240 17141 22480 34282 68564 85705 137128 171410 274256 342820 685640 1371280 113229229 226458458 452916916 566146145 905833832 1132292290 1811667664 2264584580 4529169160 6906982969 9058338320 13813965938 27627931876 31817413349 34534914845 55255863752 63634826698 69069829690 110511727504 127269653396 138139659380 159087066745 254539306792 276279318760 318174133490 509078613584 552558637520 636348266980 1272696533960 1940862214289 2545393067920 3881724428578 7763448857156 9704311071445 15526897714312 19408622142890 31053795428624 38817244285780 77634488571560 155268977143120
• Sum of all divisors σ(n): 368224173461520
• Sum of proper divisors (its aliquot sum) s(n): 212955196318400
• 155268977143120 is an abundant number, because the sum of its proper divisors (212955196318400) is greater than itself. Its abundance is 57686219175280

Bases of 155268977143120

• Binary: 100011010011011101100000001110100010110101010000₂
• Hexadecimal: 0x8D37603A2D50
• Base-36: 1J1DL02C0G

Squares and roots of 155268977143120

• 155268977143120 squared (155268977143120²) is 24108455263070720996963334400
• 155268977143120 cubed (155268977143120³) is 3743295189197658845101598627882301219328000
• The square root of 155268977143120 is 12460697.2976282511
• The cube root of 155268977143120 is 53747.9078636907

Scales and comparisons

• 155,268,977,143,120 seconds is equal to 4,937,073 years, 10 weeks, 20 hours, 38 minutes, 40 seconds.
• To count from 1 to 155,268,977,143,120 would take you about twelve million, three hundred forty-two thousand, six hundred eighty-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 155268977143120 cubic inches would be around 4479 feet tall.

Recreational maths with 155268977143120

• 155268977143120 backwards is 021341779862551
• 155268977143120 is a Harshad number.
• The number of decimal digits it has is: 15
• The sum of 155268977143120's digits is 61
• More coming soon!