8342742919921875

Names of 8342742919921875

• Cardinal: 8342742919921875 can be written as Eight quadrillion, three hundred forty-two trillion, seven hundred forty-two billion, nine hundred nineteen million, nine hundred twenty-one thousand, eight hundred seventy-five.

Scientific notation

• Scientific notation: 8.342742919921875 × 10¹⁵

Factors of 8342742919921875

• Number of distinct prime factors ω(n): 2
• Total number of prime factors Ω(n): 25
• Sum of prime factors: 8

Divisors of 8342742919921875

• Number of divisors d(n): 152
• Complete list of divisors:
  1 3 5 9 15 25 27 45 75 81 125 135 225 243 375 405 625 675 729 1125 1215 1875 2025 2187 3125 3375 3645 5625 6075 9375 10125 10935 15625 16875 18225 28125 30375 46875 50625 54675 78125 84375 91125 140625 151875 234375 253125 273375 390625 421875 455625 703125 759375 1171875 1265625 1366875 1953125 2109375 2278125 3515625 3796875 5859375 6328125 6834375 9765625 10546875 11390625 17578125 18984375 29296875 31640625 34171875 48828125 52734375 56953125 87890625 94921875 146484375 158203125 170859375 244140625 263671875 284765625 439453125 474609375 732421875 791015625 854296875 1220703125 1318359375 1423828125 2197265625 2373046875 3662109375 3955078125 4271484375 6103515625 6591796875 7119140625 10986328125 11865234375 18310546875 19775390625 21357421875 30517578125 32958984375 35595703125 54931640625 59326171875 91552734375 98876953125 106787109375 152587890625 164794921875 177978515625 274658203125 296630859375 457763671875 494384765625 533935546875 762939453125 823974609375 889892578125 1373291015625 1483154296875 2288818359375 2471923828125 2669677734375 3814697265625 4119873046875 4449462890625 6866455078125 7415771484375 11444091796875 12359619140625 13348388671875 20599365234375 22247314453125 34332275390625 37078857421875 61798095703125 66741943359375 102996826171875 111236572265625 185394287109375 308990478515625 333709716796875 556182861328125 926971435546875 1668548583984375 2780914306640625 8342742919921875
• Sum of all divisors σ(n): 15640258789061680
• Sum of proper divisors (its aliquot sum) s(n): 7297515869139805
• 8342742919921875 is a deficient number, because the sum of its proper divisors (7297515869139805) is less than itself. Its deficiency is 1045227050782070

Bases of 8342742919921875

• Binary: 11101101000111010111000110100001100011100000011010011₂
• Hexadecimal: 0x1DA3AE3431C0D3
• Base-36: 2A5976RA66R

Squares and roots of 8342742919921875

• 8342742919921875 squared (8342742919921875²) is 69601359427906572818756103515625
• 8342742919921875 cubed (8342742919921875³) is 580666248584105204599836724810302257537841796875
• The square root of 8342742919921875 is 91338616.8053900137
• The cube root of 8342742919921875 is 202816.3458244793

Scales and comparisons

• 8,342,742,919,921,875 seconds is equal to 265,273,419 years, 2 weeks, 6 days, 3 hours, 11 minutes, 15 seconds.
• To count from 1 to 8,342,742,919,921,875 would take you about seven hundred ninety-five million, eight hundred twenty thousand, two hundred fifty-seven 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 8342742919921875 cubic inches would be around 16901.4 feet tall.

Recreational maths with 8342742919921875

• 8342742919921875 backwards is 5781299192472438
• 8342742919921875 is a Harshad number.
• The number of decimal digits it has is: 16
• The sum of 8342742919921875's digits is 81
• More coming soon!