1391452118

Names of 1391452118

• Cardinal: 1391452118 can be written as One billion, three hundred ninety-one million, four hundred fifty-two thousand, one hundred eighteen.

Scientific notation

• Scientific notation: 1.391452118 × 10⁹

Factors of 1391452118

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 1128

Divisors of 1391452118

• Number of divisors d(n): 72
• Complete list of divisors:
  1 2 7 14 19 37 38 49 74 98 133 259 266 361 518 703 722 931 1063 1406 1813 1862 2126 2527 3626 4921 5054 7441 9842 13357 14882 17689 20197 26714 34447 35378 39331 40394 52087 68894 78662 93499 104174 141379 186998 275317 282758 383743 550634 654493 747289 767486 989653 1308986 1494578 1927219 1979306 2686201 3854438 5231023 5372402 10462046 14198491 18803407 28396982 36617161 37606814 73234322 99389437 198778874 695726059 1391452118
• Sum of all divisors σ(n): 2634185232
• Sum of proper divisors (its aliquot sum) s(n): 1242733114
• 1391452118 is a deficient number, because the sum of its proper divisors (1242733114) is less than itself. Its deficiency is 148719004

Bases of 1391452118

• Binary: 1010010111011111101111111010110₂
• Hexadecimal: 0x52EFDFD6
• Base-36: N0FNBQ

Squares and roots of 1391452118

• 1391452118 squared (1391452118²) is 1936138996686685924
• 1391452118 cubed (1391452118³) is 2694044707682084111350587032
• The square root of 1391452118 is 37302.1731002363
• The cube root of 1391452118 is 1116.4075256791

Scales and comparisons

• 1,391,452,118 seconds is equal to 44 years, 12 weeks, 4 days, 18 hours, 28 minutes, 38 seconds.
• To count from 1 to 1,391,452,118 would take you about eighty-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 1391452118 cubic inches would be around 93 feet tall.

Recreational maths with 1391452118

• 1391452118 backwards is 8112541931
• The number of decimal digits it has is: 10
• The sum of 1391452118's digits is 35
• More coming soon!