1998394450339

Names of 1998394450339

• Cardinal: 1998394450339 can be written as One trillion, nine hundred ninety-eight billion, three hundred ninety-four million, four hundred fifty thousand, three hundred thirty-nine.

Scientific notation

• Scientific notation: 1.998394450339 × 10¹²

Factors of 1998394450339

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 477

Divisors of 1998394450339

• Number of divisors d(n): 108
• Complete list of divisors:
  1 7 19 49 71 73 133 307 361 497 511 931 1349 1387 2149 2527 3479 3577 5041 5183 5833 9443 9709 15043 17689 21797 22411 25631 26353 35287 36281 40831 66101 67963 95779 98477 110827 152579 156877 179417 184471 247009 253967 285817 367993 414143 425809 670453 689339 775789 1068053 1098139 1255919 1291297 1547587 1591181 1819801 1871063 2575951 2899001 2980663 4693171 4825373 5430523 6991867 7868717 8090371 10833109 11138267 12738607 13097441 18031657 20293007 20864641 29404153 30232439 48943069 55081019 56632597 75831763 77967869 89170249 91682087 112973851 132845473 205829071 211627073 342601483 385567133 396428179 558678907 574416341 790816957 929918311 1440803497 1481389511 2146503169 3910752349 4020914387 5535718699 6509428177 15025522183 27375266443 28146400709 40783560211 105178655281 285484921477 1998394450339
• Sum of all divisors σ(n): 2530801366632
• Sum of proper divisors (its aliquot sum) s(n): 532406916293
• 1998394450339 is a deficient number, because the sum of its proper divisors (532406916293) is less than itself. Its deficiency is 1465987534046

Bases of 1998394450339

• Binary: 11101000101001001100101110110000110100011₂
• Hexadecimal: 0x1D1499761A3
• Base-36: PI1SGIHV

Squares and roots of 1998394450339

• 1998394450339 squared (1998394450339²) is 3993580379145713937214921
• 1998394450339 cubed (1998394450339³) is 7980748866667514221948343608304308219
• The square root of 1998394450339 is 1413645.8008776455
• The cube root of 1998394450339 is 12595.8381533521

Scales and comparisons

• 1,998,394,450,339 seconds is equal to 63,542 years, 39 weeks, 4 days, 9 hours, 32 minutes, 19 seconds.
• To count from 1 to 1,998,394,450,339 would take you about one hundred fifty-eight thousand, eight hundred fifty-six 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 1998394450339 cubic inches would be around 1049.7 feet tall.

Recreational maths with 1998394450339

• 1998394450339 backwards is 9330544938991
• The number of decimal digits it has is: 13
• The sum of 1998394450339's digits is 67
• More coming soon!