1801312968

Names of 1801312968

• Cardinal: 1801312968 can be written as One billion, eight hundred one million, three hundred twelve thousand, nine hundred sixty-eight.

Scientific notation

• Scientific notation: 1.801312968 × 10⁹

Factors of 1801312968

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 824802

Divisors of 1801312968

• Number of divisors d(n): 64
• Complete list of divisors:
  1 2 3 4 6 7 8 12 13 14 21 24 26 28 39 42 52 56 78 84 91 104 156 168 182 273 312 364 546 728 1092 2184 824777 1649554 2474331 3299108 4948662 5773439 6598216 9897324 10722101 11546878 17320317 19794648 21444202 23093756 32166303 34640634 42888404 46187512 64332606 69281268 75054707 85776808 128665212 138562536 150109414 225164121 257330424 300218828 450328242 600437656 900656484 1801312968
• Sum of all divisors σ(n): 5542508160
• Sum of proper divisors (its aliquot sum) s(n): 3741195192
• 1801312968 is an abundant number, because the sum of its proper divisors (3741195192) is greater than itself. Its abundance is 1939882224

Bases of 1801312968

• Binary: 1101011010111011101101011001000₂
• Hexadecimal: 0x6B5DDAC8
• Base-36: TSGDZC

Squares and roots of 1801312968

• 1801312968 squared (1801312968²) is 3244728408684969024
• 1801312968 cubed (1801312968³) is 5844771360202238529609503232
• The square root of 1801312968 is 42441.8775268013
• The cube root of 1801312968 is 1216.7360952519

Scales and comparisons

• 1,801,312,968 seconds is equal to 57 years, 14 weeks, 2 days, 12 hours, 42 minutes, 48 seconds.
• To count from 1 to 1,801,312,968 would take you about one hundred fourteen 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 1801312968 cubic inches would be around 101.4 feet tall.

Recreational maths with 1801312968

• 1801312968 backwards is 8692131081
• 1801312968 is a Harshad number.
• The number of decimal digits it has is: 10
• The sum of 1801312968's digits is 39
• More coming soon!