428778840655463317

Names of 428778840655463317

• Cardinal: 428778840655463317 can be written as Four hundred twenty-eight quadrillion, seven hundred seventy-eight trillion, eight hundred forty billion, six hundred fifty-five million, four hundred sixty-three thousand, three hundred seventeen.

Scientific notation

• Scientific notation: 4.28778840655463317 × 10¹⁷

Factors of 428778840655463317

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 4
• Sum of prime factors: 1436028

Divisors of 428778840655463317

• Number of divisors d(n): 16
• Complete list of divisors:
  1 461 7477 93187 1334903 3446897 42959207 615390283 696759199 9981069731 124395605861 321205990739 4601273145991 57346374301921 930105945022697 428778840655463317
• Sum of all divisors σ(n): 429771351190591872
• Sum of proper divisors (its aliquot sum) s(n): 992510535128555
• 428778840655463317 is a deficient number, because the sum of its proper divisors (992510535128555) is less than itself. Its deficiency is 427786330120334762

Bases of 428778840655463317

• Binary: 10111110011010101000001010101110100011110010000001110010101₂
• Hexadecimal: 0x5F3541574790395
• Base-36: 399XEW2WO13P

Squares and roots of 428778840655463317

• 428778840655463317 squared (428778840655463317²) is 183851294193843201881256719932642489
• 428778840655463317 cubed (428778840655463317³) is 78831544777442602371570380197912494343722622415076013
• The square root of 428778840655463317 is 654812065.1419484321
• The cube root of 428778840655463317 is 754069.0486990369

Scales and comparisons

• 428,778,840,655,463,317 seconds is equal to 13,633,840,832 years, 41 weeks, 6 days, 22 hours, 28 minutes, 37 seconds.
• To count from 1 to 428,778,840,655,463,317 would take you about forty billion, nine hundred one million, five hundred twenty-two thousand, four hundred ninety-eight 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 428778840655463317 cubic inches would be around 62839.1 feet tall.

Recreational maths with 428778840655463317

• 428778840655463317 backwards is 713364556048877824
• The number of decimal digits it has is: 18
• The sum of 428778840655463317's digits is 88
• More coming soon!