5181318073312320

Names of 5181318073312320

• Cardinal: 5181318073312320 can be written as Five quadrillion, one hundred eighty-one trillion, three hundred eighteen billion, seventy-three million, three hundred twelve thousand, three hundred twenty.

Scientific notation

• Scientific notation: 5.18131807331232 × 10¹⁵

Factors of 5181318073312320

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 5397206326377

Divisors of 5181318073312320

• Number of divisors d(n): 56
• Complete list of divisors:
  1 2 3 4 5 6 8 10 12 15 16 20 24 30 32 40 48 60 64 80 96 120 160 192 240 320 480 960 5397206326367 10794412652734 16191618979101 21588825305468 26986031631835 32383237958202 43177650610936 53972063263670 64766475916404 80958094895505 86355301221872 107944126527340 129532951832808 161916189791010 172710602443744 215888253054680 259065903665616 323832379582020 345421204887488 431776506109360 518131807331232 647664759164040 863553012218720 1036263614662464 1295329518328080 1727106024437440 2590659036656160 5181318073312320
• Sum of all divisors σ(n): 16450684882769664
• Sum of proper divisors (its aliquot sum) s(n): 11269366809457344
• 5181318073312320 is an abundant number, because the sum of its proper divisors (11269366809457344) is greater than itself. Its abundance is 6088048736145024

Bases of 5181318073312320

• Binary: 10010011010000110000110011111001110100110010001000000₂
• Hexadecimal: 0x1268619F3A6440
• Base-36: 1F0MGNV6JPC

Squares and roots of 5181318073312320

• 5181318073312320 squared (5181318073312320²) is 26846056976832891850216263782400
• 5181318073312320 cubed (5181318073312320³) is 139097960211236565359384385276944002819719168000
• The square root of 5181318073312320 is 71981373.0996590533
• The cube root of 5181318073312320 is 173040.0975507881

Scales and comparisons

• 5,181,318,073,312,320 seconds is equal to 164,749,887 years, 44 weeks, 5 days, 20 hours, 32 minutes.
• To count from 1 to 5,181,318,073,312,320 would take you about four hundred ninety-four million, two hundred forty-nine thousand, six hundred sixty-three 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 5181318073312320 cubic inches would be around 14420 feet tall.

Recreational maths with 5181318073312320

• 5181318073312320 backwards is 0232133708131815
• 5181318073312320 is a Harshad number.
• The number of decimal digits it has is: 16
• The sum of 5181318073312320's digits is 48
• More coming soon!