828997720465735942144

Names of 828997720465735942144

• Cardinal: 828997720465735942144 can be written as Eight hundred twenty-eight quintillion, nine hundred ninety-seven quadrillion, seven hundred twenty trillion, four hundred sixty-five billion, seven hundred thirty-five million, nine hundred forty-two thousand, one hundred forty-four.

Scientific notation

• Scientific notation: 8.28997720465735942144 × 10²⁰

Factors of 828997720465735942144

• Number of distinct prime factors ω(n): 2
• Total number of prime factors Ω(n): 20
• Sum of prime factors: 7501

Divisors of 828997720465735942144

• Number of divisors d(n): 57
• Complete list of divisors:
  1 2 4 8 16 32 64 128 256 512 1024 2048 4096 7499 8192 14998 16384 29996 32768 59992 65536 119984 131072 239968 262144 479936 959872 1919744 3839488 7678976 15357952 30715904 56235001 61431808 112470002 122863616 224940004 245727232 449880008 491454464 899760016 982908928 1799520032 1965817856 3599040064 7198080128 14396160256 28792320512 57584641024 115169282048 230338564096 460677128192 921354256384 1842708512768 3685417025536 7370834051072 14741668102144
• Sum of all divisors σ(n): 828997735211279961787
• Sum of proper divisors (its aliquot sum) s(n): 14745544019643
• 828997720465735942144 is a deficient number, because the sum of its proper divisors (14745544019643) is less than itself. Its deficiency is 828997705720191922501

Bases of 828997720465735942144

• Binary: 1011001111000010100111100010101000101110100000110001000000000000000000₂
• Hexadecimal: 0x2CF0A78A8BA0C40000
• Base-36: 4UYC3I3WKTIJGG

Squares and roots of 828997720465735942144

• 828997720465735942144 squared (828997720465735942144²) is 687237220537386468535765791164759315316736
• 828997720465735942144 cubed (828997720465735942144³) is 569718089244701631558405172228523509654979952691960410730921984
• 828997720465735942144 is a perfect square number. Its square root is 28792320512
• The cube root of 828997720465735942144 is 9394012.0323982189

Scales and comparisons

• 828,997,720,465,735,942,144 seconds is equal to 293,274,701,009 years, 3 weeks, 3 days, 15 hours, 30 minutes, 7 seconds.
• To count from 1 to 828,997,720,465,735,942,144 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 828997720465735942144 cubic inches would be around 782834.3 feet tall.

Recreational maths with 828997720465735942144

• 828997720465735942144 backwards is 441249537564027799828
• The number of decimal digits it has is: 21
• The sum of 828997720465735942144's digits is 106
• More coming soon!