1398745131615

Names of 1398745131615

• Cardinal: 1398745131615 can be written as One trillion, three hundred ninety-eight billion, seven hundred forty-five million, one hundred thirty-one thousand, six hundred fifteen.

Scientific notation

• Scientific notation: 1.398745131615 × 10¹²

Factors of 1398745131615

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 28879

Divisors of 1398745131615

• Number of divisors d(n): 96
• Complete list of divisors:
  1 3 5 9 13 15 27 39 45 65 81 117 135 195 243 351 405 585 1053 1215 1755 3159 3491 5265 10473 15795 17455 25367 31419 45383 52365 76101 94257 126835 136149 157095 226915 228303 282771 329771 380505 408447 471285 680745 684909 848313 989313 1141515 1225341 1413855 1648855 2042235 2054727 2967939 3424545 3676023 4241565 4946565 6126705 6164181 8903817 10273635 11028069 14839695 18380115 26711451 30820905 44519085 55140345 80134353 88556197 133557255 265668591 400671765 442780985 797005773 1151230561 1328342955 2391017319 3453691683 3985028865 5756152805 7173051957 10361075049 11955086595 17268458415 21519155871 31083225147 35865259785 51805375245 93249675441 107595779355 155416125735 279749026323 466248377205 1398745131615
• Sum of all divisors σ(n): 2708576672256
• Sum of proper divisors (its aliquot sum) s(n): 1309831540641
• 1398745131615 is a deficient number, because the sum of its proper divisors (1309831540641) is less than itself. Its deficiency is 88913590974

Bases of 1398745131615

• Binary: 10100010110101011101101001110101001011111₂
• Hexadecimal: 0x145ABB4EA5F
• Base-36: HUKOQIXR

Squares and roots of 1398745131615

• 1398745131615 squared (1398745131615²) is 1956487943216663672508225
• 1398745131615 cubed (1398745131615³) is 2736627985637752875063706434795033375
• The square root of 1398745131615 is 1182685.5590625093
• The cube root of 1398745131615 is 11183.5460231423

Scales and comparisons

• 1,398,745,131,615 seconds is equal to 44,475 years, 39 weeks, 6 days, 18 hours, 20 minutes, 15 seconds.
• To count from 1 to 1,398,745,131,615 would take you about one hundred eleven thousand, one hundred eighty-nine 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 1398745131615 cubic inches would be around 932 feet tall.

Recreational maths with 1398745131615

• 1398745131615 backwards is 5161315478931
• The number of decimal digits it has is: 13
• The sum of 1398745131615's digits is 54
• More coming soon!