1491680134990016

Names of 1491680134990016

• Cardinal: 1491680134990016 can be written as One quadrillion, four hundred ninety-one trillion, six hundred eighty billion, one hundred thirty-four million, nine hundred ninety thousand and sixteen.

Scientific notation

• Scientific notation: 1.491680134990016 × 10¹⁵

Factors of 1491680134990016

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 8447808063

Divisors of 1491680134990016

• Number of divisors d(n): 56
• Complete list of divisors:
  1 2 4 8 16 31 32 62 64 89 124 178 248 356 496 712 992 1424 1984 2759 2848 5518 5696 11036 22072 44144 88288 176576 8447807941 16895615882 33791231764 67582463528 135164927056 261882046171 270329854112 523764092342 540659708224 751854906749 1047528184684 1503709813498 2095056369368 3007419626996 4190112738736 6014839253992 8380225477472 12029678507984 16760450954944 23307502109219 24059357015968 46615004218438 48118714031936 93230008436876 186460016873752 372920033747504 745840067495008 1491680134990016
• Sum of all divisors σ(n): 3089870232865920
• Sum of proper divisors (its aliquot sum) s(n): 1598190097875904
• 1491680134990016 is an abundant number, because the sum of its proper divisors (1598190097875904) is greater than itself. Its abundance is 106509962885888

Bases of 1491680134990016

• Binary: 101010011001010110011011000100100001000100011000000₂
• Hexadecimal: 0x54CACD89088C0
• Base-36: EOR8E6BZY8

Squares and roots of 1491680134990016

• 1491680134990016 squared (1491680134990016²) is 2225109625123832356064419680256
• 1491680134990016 cubed (1491680134990016³) is 3319151825972302146114305275097979748472324096
• The square root of 1491680134990016 is 38622275.1141101991
• The cube root of 1491680134990016 is 114259.3902393061

Scales and comparisons

• 1,491,680,134,990,016 seconds is equal to 47,430,814 years, 11 weeks, 4 days, 4 hours, 46 minutes, 56 seconds.
• To count from 1 to 1,491,680,134,990,016 would take you about one hundred forty-two million, two hundred ninety-two thousand, four hundred forty-two 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 1491680134990016 cubic inches would be around 9521.6 feet tall.

Recreational maths with 1491680134990016

• 1491680134990016 backwards is 6100994310861941
• 1491680134990016 is a Harshad number.
• The number of decimal digits it has is: 16
• The sum of 1491680134990016's digits is 62
• More coming soon!