1388692972002

Names of 1388692972002

• Cardinal: 1388692972002 can be written as One trillion, three hundred eighty-eight billion, six hundred ninety-two million, nine hundred seventy-two thousand and two.

Scientific notation

• Scientific notation: 1.388692972002 × 10¹²

Factors of 1388692972002

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 6
• Sum of prime factors: 3694368

Divisors of 1388692972002

• Number of divisors d(n): 48
• Complete list of divisors:
  1 2 3 6 7 14 21 42 49 98 147 294 1279 2558 3837 7674 8953 17906 26859 53718 62671 125342 188013 376026 3693077 7386154 11079231 22158462 25851539 51703078 77554617 155109234 180960773 361921546 542882319 1085764638 4723445483 9446890966 14170336449 28340672898 33064118381 66128236762 99192355143 198384710286 231448828667 462897657334 694346486001 1388692972002
• Sum of all divisors σ(n): 3233363650560
• Sum of proper divisors (its aliquot sum) s(n): 1844670678558
• 1388692972002 is an abundant number, because the sum of its proper divisors (1844670678558) is greater than itself. Its abundance is 455977706556

Bases of 1388692972002

• Binary: 10100001101010100100011010010000111100010₂
• Hexadecimal: 0x143548D21E2
• Base-36: HPYFXUXU

Squares and roots of 1388692972002

• 1388692972002 squared (1388692972002²) is 1928468170487747555888004
• 1388692972002 cubed (1388692972002³) is 2678050195085889779312823869019664008
• The square root of 1388692972002 is 1178428.1785505641
• The cube root of 1388692972002 is 11156.6911971553

Scales and comparisons

• 1,388,692,972,002 seconds is equal to 44,156 years, 7 weeks, 2 days, 7 hours, 46 minutes, 42 seconds.
• To count from 1 to 1,388,692,972,002 would take you about one hundred ten thousand, three hundred ninety 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 1388692972002 cubic inches would be around 929.7 feet tall.

Recreational maths with 1388692972002

• 1388692972002 backwards is 2002792968831
• The number of decimal digits it has is: 13
• The sum of 1388692972002's digits is 57
• More coming soon!