1389620797218

Names of 1389620797218

• Cardinal: 1389620797218 can be written as One trillion, three hundred eighty-nine billion, six hundred twenty million, seven hundred ninety-seven thousand, two hundred eighteen.

Scientific notation

• Scientific notation: 1.389620797218 × 10¹²

Factors of 1389620797218

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 3247

Divisors of 1389620797218

• Number of divisors d(n): 128
• Complete list of divisors:
  1 2 3 6 9 18 27 43 54 86 129 258 349 387 698 774 863 1047 1161 1726 1987 2094 2322 2589 3141 3974 5178 5961 6282 7767 9423 11922 15007 15534 17883 18846 23301 30014 35766 37109 45021 46602 53649 74218 85441 90042 107298 111327 135063 170882 222654 256323 270126 301187 333981 405189 512646 602374 667962 693463 768969 810378 903561 1001943 1386926 1537938 1714781 1807122 2003886 2080389 2306907 2710683 3429562 4160778 4613814 5144343 5421366 6241167 8132049 10288686 12482334 12951041 15433029 16264098 18723501 25902082 29818909 30866058 37447002 38853123 46299087 59637818 73735583 77706246 89456727 92598174 116559369 147471166 178913454 221206749 233118738 268370181 349678107 442413498 536740362 598458569 663620247 699356214 805110543 1196917138 1327240494 1610221086 1795375707 1990860741 3590751414 3981721482 5386127121 10772254242 16158381363 25733718467 32316762726 51467436934 77201155401 154402310802 231603466203 463206932406 694810398609 1389620797218
• Sum of all divisors σ(n): 3174183936000
• Sum of proper divisors (its aliquot sum) s(n): 1784563138782
• 1389620797218 is an abundant number, because the sum of its proper divisors (1784563138782) is greater than itself. Its abundance is 394942341564

Bases of 1389620797218

• Binary: 10100001110001011110110101001111100100010₂
• Hexadecimal: 0x1438BDA9F22
• Base-36: HQDSCDGI

Squares and roots of 1389620797218

• 1389620797218 squared (1389620797218²) is 1931045960060789876539524
• 1389620797218 cubed (1389620797218³) is 2683421626484273015979637135966244232
• The square root of 1389620797218 is 1178821.7834846793
• The cube root of 1389620797218 is 11159.1753447473

Scales and comparisons

• 1,389,620,797,218 seconds is equal to 44,185 years, 33 weeks, 3 days, 1 hour, 18 seconds.
• To count from 1 to 1,389,620,797,218 would take you about one hundred ten thousand, four hundred sixty-four 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 1389620797218 cubic inches would be around 929.9 feet tall.

Recreational maths with 1389620797218

• 1389620797218 backwards is 8127970269831
• The number of decimal digits it has is: 13
• The sum of 1389620797218's digits is 63
• More coming soon!