155271248961878996513

Names of 155271248961878996513

• Cardinal: 155271248961878996513 can be written as One hundred fifty-five quintillion, two hundred seventy-one quadrillion, two hundred forty-eight trillion, nine hundred sixty-one billion, eight hundred seventy-eight million, nine hundred ninety-six thousand, five hundred thirteen.

Scientific notation

• Scientific notation: 1.55271248961878996513 × 10²⁰

Factors of 155271248961878996513

• Number of distinct prime factors ω(n): 2
• Total number of prime factors Ω(n): 5
• Sum of prime factors: 767838

Divisors of 155271248961878996513

• Number of divisors d(n): 12
• Complete list of divisors:
  1 7 49 343 767831 5374817 37623719 263366033 589564444561 4126951111927 28888657783489 202220604484423
• Sum of all divisors σ(n): 155271282567359469290
• Sum of proper divisors (its aliquot sum) s(n): 33605480472777
• 155271248961878996513 is a deficient number, because the sum of its proper divisors (33605480472777) is less than itself. Its deficiency is 155271215356398523736

Bases of 155271248961878996513

• Binary: 10000110101011010010010010100100010010111100000010011011011000100001₂
• Hexadecimal: 0x86AD24A44BC09B621
• Base-36: WROEW2QHCTPGH

Squares and roots of 155271248961878996513

• 155271248961878996513 squared (155271248961878996513²) is 24109160754181809352333520380855866159169
• 155271248961878996513 cubed (155271248961878996513³) is 3743459501724526110037898469950170685485411390182913253977697
• The square root of 155271248961878996513 is 12460788456.6699468751
• 155271248961878996513 is a perfect cube number. Its cube root is 5374817

Scales and comparisons

• 155,271,248,961,878,996,513 seconds is equal to 293,274,701,009 years, 3 weeks, 3 days, 15 hours, 30 minutes, 7 seconds.
• To count from 1 to 155,271,248,961,878,996,513 would take you about two hundred ninety-three billion, two hundred seventy-four million, seven hundred one thousand and nine 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 155271248961878996513 cubic inches would be around 447901.4 feet tall.

Recreational maths with 155271248961878996513

• 155271248961878996513 backwards is 315699878169842172551
• The number of decimal digits it has is: 21
• The sum of 155271248961878996513's digits is 107
• More coming soon!