155991048849550

Names of 155991048849550

• Cardinal: 155991048849550 can be written as One hundred fifty-five trillion, nine hundred ninety-one billion, forty-eight million, eight hundred forty-nine thousand, five hundred fifty.

Scientific notation

• Scientific notation: 1.5599104884955 × 10¹⁴

Factors of 155991048849550

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 162480

Divisors of 155991048849550

• Number of divisors d(n): 72
• Complete list of divisors:
  1 2 5 10 25 50 71 142 355 521 710 1042 1775 2605 3550 5210 13025 26050 36991 73982 161881 184955 271441 323762 369910 542882 809405 924775 1357205 1618810 1849550 2714410 4047025 6786025 8094050 11493551 13572050 19272311 22987102 38544622 57467755 84340001 96361555 114935510 168680002 192723110 287338775 421700005 481807775 574677550 843400010 963615550 2108500025 4217000050 5988140071 11976280142 29940700355 43941140521 59881400710 87882281042 149703501775 219705702605 299407003550 439411405210 1098528513025 2197057026050 3119820976991 6239641953982 15599104884955 31198209769910 77995524424775 155991048849550
• Sum of all divisors σ(n): 294797522594736
• Sum of proper divisors (its aliquot sum) s(n): 138806473745186
• 155991048849550 is a deficient number, because the sum of its proper divisors (138806473745186) is less than itself. Its deficiency is 17184575104364

Bases of 155991048849550

• Binary: 100011011101111101111111000011100000100010001110₂
• Hexadecimal: 0x8DDF7F0E088E
• Base-36: 1JALAQWYHA

Squares and roots of 155991048849550

• 155991048849550 squared (155991048849550²) is 24333207321182694378535202500
• 155991048849550 cubed (155991048849550³) is 3795762531904837375282172952151801283875000
• The square root of 155991048849550 is 12489637.6588574419
• The cube root of 155991048849550 is 53831.0964869487

Scales and comparisons

• 155,991,048,849,550 seconds is equal to 4,960,032 years, 43 weeks, 5 days, 6 hours, 39 minutes, 10 seconds.
• To count from 1 to 155,991,048,849,550 would take you about twelve million, four hundred thousand and 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 155991048849550 cubic inches would be around 4485.9 feet tall.

Recreational maths with 155991048849550

• 155991048849550 backwards is 055948840199551
• The number of decimal digits it has is: 15
• The sum of 155991048849550's digits is 73
• More coming soon!