1998496699840

Names of 1998496699840

• Cardinal: 1998496699840 can be written as One trillion, nine hundred ninety-eight billion, four hundred ninety-six million, six hundred ninety-nine thousand, eight hundred forty.

Scientific notation

• Scientific notation: 1.99849669984 × 10¹²

Factors of 1998496699840

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 401396

Divisors of 1998496699840

• Number of divisors d(n): 112
• Complete list of divisors:
  1 2 4 5 8 10 16 20 32 37 40 64 74 80 148 160 185 296 320 370 421 592 740 842 1184 1480 1684 2105 2368 2960 3368 4210 5920 6736 8420 11840 13472 15577 16840 26944 31154 33680 62308 67360 77885 124616 134720 155770 249232 311540 400931 498464 623080 801862 996928 1246160 1603724 2004655 2492320 3207448 4009310 4984640 6414896 8018620 12829792 14834447 16037240 25659584 29668894 32074480 59337788 64148960 74172235 118675576 128297920 148344470 168791951 237351152 296688940 337583902 474702304 593377880 675167804 843959755 949404608 1186755760 1350335608 1687919510 2373511520 2700671216 3375839020 4747023040 5401342432 6245302187 6751678040 10802684864 12490604374 13503356080 24981208748 27006712160 31226510935 49962417496 54013424320 62453021870 99924834992 124906043740 199849669984 249812087480 399699339968 499624174960 999248349920 1998496699840
• Sum of all divisors σ(n): 4899161310624
• Sum of proper divisors (its aliquot sum) s(n): 2900664610784
• 1998496699840 is an abundant number, because the sum of its proper divisors (2900664610784) is greater than itself. Its abundance is 902167910944

Bases of 1998496699840

• Binary: 11101000101001111101011111001010111000000₂
• Hexadecimal: 0x1D14FAF95C0
• Base-36: PI3HC2PS

Squares and roots of 1998496699840

• 1998496699840 squared (1998496699840²) is 3993989059271371056025600
• 1998496699840 cubed (1998496699840³) is 7981973954150901210459257346555904000
• The square root of 1998496699840 is 1413681.9655919785
• The cube root of 1998496699840 is 12596.0529751723

Scales and comparisons

• 1,998,496,699,840 seconds is equal to 63,546 years, 4 days, 20 hours, 10 minutes, 40 seconds.
• To count from 1 to 1,998,496,699,840 would take you about one hundred fifty-eight thousand, eight hundred sixty-five 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 1998496699840 cubic inches would be around 1049.7 feet tall.

Recreational maths with 1998496699840

• 1998496699840 backwards is 0489966948991
• The number of decimal digits it has is: 13
• The sum of 1998496699840's digits is 82
• More coming soon!