1428729866006401

Names of 1428729866006401

• Cardinal: 1428729866006401 can be written as One quadrillion, four hundred twenty-eight trillion, seven hundred twenty-nine billion, eight hundred sixty-six million, six thousand, four hundred one.

Scientific notation

• Scientific notation: 1.428729866006401 × 10¹⁵

Factors of 1428729866006401

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 5
• Sum of prime factors: 3324601

Divisors of 1428729866006401

• Number of divisors d(n): 32
• Complete list of divisors:
  1 7 19 29 133 203 551 3857 115429 808003 2193151 3209117 3347441 15352057 22463819 23432087 60973223 63601379 93064393 426812561 445209653 651450751 1768223467 12377564269 370425166193 2592976163351 7038078157667 10742329819597 49266547103669 75196308737179 204104266572343 1428729866006401
• Sum of all divisors σ(n): 1778056755552000
• Sum of proper divisors (its aliquot sum) s(n): 349326889545599
• 1428729866006401 is a deficient number, because the sum of its proper divisors (349326889545599) is less than itself. Its deficiency is 1079402976460802

Bases of 1428729866006401

• Binary: 101000100110110110000011000001001001010111110000001₂
• Hexadecimal: 0x5136C1824AF81
• Base-36: E2FXFTIAO1

Squares and roots of 1428729866006401

• 1428729866006401 squared (1428729866006401²) is 2041269030018668555744572972801
• 1428729866006401 cubed (1428729866006401³) is 2916422027741588466208506771082515386264899201
• The square root of 1428729866006401 is 37798543.1730695277
• The cube root of 1428729866006401 is 112628.9514863713

Scales and comparisons

• 1,428,729,866,006,401 seconds is equal to 45,429,190 years, 20 weeks, 1 day, 1 second.
• To count from 1 to 1,428,729,866,006,401 would take you about one hundred thirty-six million, two hundred eighty-seven thousand, five hundred seventy-one 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 1428729866006401 cubic inches would be around 9385.7 feet tall.

Recreational maths with 1428729866006401

• 1428729866006401 backwards is 1046006689278241
• The number of decimal digits it has is: 16
• The sum of 1428729866006401's digits is 64
• More coming soon!