1998196063920

Names of 1998196063920

• Cardinal: 1998196063920 can be written as One trillion, nine hundred ninety-eight billion, one hundred ninety-six million, sixty-three thousand, nine hundred twenty.

Scientific notation

• Scientific notation: 1.99819606392 × 10¹²

Factors of 1998196063920

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 396467490

Divisors of 1998196063920

• Number of divisors d(n): 120
• Complete list of divisors:
  1 2 3 4 5 6 7 8 9 10 12 14 15 16 18 20 21 24 28 30 35 36 40 42 45 48 56 60 63 70 72 80 84 90 105 112 120 126 140 144 168 180 210 240 252 280 315 336 360 420 504 560 630 720 840 1008 1260 1680 2520 5040 396467473 792934946 1189402419 1585869892 1982337365 2378804838 2775272311 3171739784 3568207257 3964674730 4757609676 5550544622 5947012095 6343479568 7136414514 7929349460 8325816933 9515219352 11101089244 11894024190 13876361555 14272829028 15858698920 16651633866 17841036285 19030438704 22202178488 23788048380 24977450799 27752723110 28545658056 31717397840 33303267732 35682072570 41629084665 44404356976 47576096760 49954901598 55505446220 57091316112 66606535464 71364145140 83258169330 95152193520 99909803196 111010892440 124887253995 133213070928 142728290280 166516338660 199819606392 222021784880 249774507990 285456580560 333032677320 399639212784 499549015980 666065354640 999098031960 1998196063920
• Sum of all divisors σ(n): 7669266817056
• Sum of proper divisors (its aliquot sum) s(n): 5671070753136
• 1998196063920 is an abundant number, because the sum of its proper divisors (5671070753136) is greater than itself. Its abundance is 3672874689216

Bases of 1998196063920

• Binary: 11101000100111101110001000011111010110000₂
• Hexadecimal: 0x1D13DC43EB0
• Base-36: PHYICEK0

Squares and roots of 1998196063920

• 1998196063920 squared (1998196063920²) is 3992787509865380725766400
• 1998196063920 cubed (1998196063920³) is 7978372286281941935298653405388288000
• The square root of 1998196063920 is 1413575.6307746679
• The cube root of 1998196063920 is 12595.4213310845

Scales and comparisons

• 1,998,196,063,920 seconds is equal to 63,536 years, 23 weeks, 4 days, 6 hours, 12 minutes.
• To count from 1 to 1,998,196,063,920 would take you about one hundred fifty-eight thousand, eight hundred forty-one 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 1998196063920 cubic inches would be around 1049.6 feet tall.

Recreational maths with 1998196063920

• 1998196063920 backwards is 0293606918991
• 1998196063920 is a Harshad number.
• The number of decimal digits it has is: 13
• The sum of 1998196063920's digits is 63
• More coming soon!