6640248978600816

Names of 6640248978600816

• Cardinal: 6640248978600816 can be written as Six quadrillion, six hundred forty trillion, two hundred forty-eight billion, nine hundred seventy-eight million, six hundred thousand, eight hundred sixteen.

Scientific notation

• Scientific notation: 6.640248978600816 × 10¹⁵

Factors of 6640248978600816

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 1321784

Divisors of 6640248978600816

• Number of divisors d(n): 80
• Complete list of divisors:
  1 2 3 4 6 8 12 16 24 48 331 662 993 1324 1986 2648 3972 5296 7944 15888 524287 797161 1048574 1572861 1594322 2097148 2391483 3145722 3188644 4194296 4782966 6291444 6377288 8388592 9565932 12582888 12754576 19131864 25165776 38263728 173538997 263860291 347077994 520616991 527720582 694155988 791580873 1041233982 1055441164 1388311976 1583161746 2082467964 2110882328 2776623952 3166323492 4164935928 4221764656 6332646984 8329871856 12665293968 417941149207 835882298414 1253823447621 1671764596828 2507646895242 3343529193656 5015293790484 6687058387312 10030587580968 20061175161936 138338520387517 276677040775034 415015561162551 553354081550068 830031122325102 1106708163100136 1660062244650204 2213416326200272 3320124489300408 6640248978600816
• Sum of all divisors σ(n): 17205855631966208
• Sum of proper divisors (its aliquot sum) s(n): 10565606653365392
• 6640248978600816 is an abundant number, because the sum of its proper divisors (10565606653365392) is greater than itself. Its abundance is 3925357674764576

Bases of 6640248978600816

• Binary: 10111100101110100010101110001100101101111001101110000₂
• Hexadecimal: 0x1797457196F370
• Base-36: 1TDRS9NPLDC

Squares and roots of 6640248978600816

• 6640248978600816 squared (6640248978600816²) is 44092906497809180144293075865856
• 6640248978600816 cubed (6640248978600816³) is 292787877335618691402547709928300357764588138496
• The square root of 6640248978600816 is 81487722.8703859169
• The cube root of 6640248978600816 is 187958.2767168779

Scales and comparisons

• 6,640,248,978,600,816 seconds is equal to 211,139,377 years, 45 weeks, 5 days, 14 hours, 53 minutes, 36 seconds.
• To count from 1 to 6,640,248,978,600,816 would take you about six hundred thirty-three million, four hundred eighteen thousand, one hundred thirty-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 6640248978600816 cubic inches would be around 15663.2 feet tall.

Recreational maths with 6640248978600816

• 6640248978600816 backwards is 6180068798420466
• The number of decimal digits it has is: 16
• The sum of 6640248978600816's digits is 75
• More coming soon!