1389385515971796

Names of 1389385515971796

• Cardinal: 1389385515971796 can be written as One quadrillion, three hundred eighty-nine trillion, three hundred eighty-five billion, five hundred fifteen million, nine hundred seventy-one thousand, seven hundred ninety-six.

Scientific notation

• Scientific notation: 1.389385515971796 × 10¹⁵

Factors of 1389385515971796

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 705979020

Divisors of 1389385515971796

• Number of divisors d(n): 72
• Complete list of divisors:
  1 2 3 4 6 7 12 14 21 28 42 49 84 98 147 196 294 588 3347 6694 10041 13388 20082 23429 40164 46858 70287 93716 140574 164003 281148 328006 492009 656012 984018 1968036 705975661 1411951322 2117926983 2823902644 4235853966 4941829627 8471707932 9883659254 14825488881 19767318508 29650977762 34592807389 59301955524 69185614778 103778422167 138371229556 207556844334 415113688668 2362900537367 4725801074734 7088701612101 9451602149468 14177403224202 16540303761569 28354806448404 33080607523138 49620911284707 66161215046276 99241822569414 115782126330983 198483645138828 231564252661966 347346378992949 463128505323932 694692757985898 1389385515971796
• Sum of all divisors σ(n): 3772316000136096
• Sum of proper divisors (its aliquot sum) s(n): 2382930484164300
• 1389385515971796 is an abundant number, because the sum of its proper divisors (2382930484164300) is greater than itself. Its abundance is 993544968192504

Bases of 1389385515971796

• Binary: 100111011111010001110000110001000101011010011010100₂
• Hexadecimal: 0x4EFA38622B4D4
• Base-36: DOHUW7C6VO

Squares and roots of 1389385515971796

• 1389385515971796 squared (1389385515971796²) is 1930392111992213797814267465616
• 1389385515971796 cubed (1389385515971796³) is 2682058840548186976331867276923344818255766336
• The square root of 1389385515971796 is 37274461.9809836557
• The cube root of 1389385515971796 is 111585.4551036351

Scales and comparisons

• 1,389,385,515,971,796 seconds is equal to 44,178,161 years, 39 weeks, 2 days, 7 hours, 16 minutes, 36 seconds.
• To count from 1 to 1,389,385,515,971,796 would take you about one hundred thirty-two million, five hundred thirty-four thousand, four hundred eighty-five 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 1389385515971796 cubic inches would be around 9298.8 feet tall.

Recreational maths with 1389385515971796

• 1389385515971796 backwards is 6971795155839831
• The number of decimal digits it has is: 16
• The sum of 1389385515971796's digits is 87
• More coming soon!