1998142968980

Names of 1998142968980

• Cardinal: 1998142968980 can be written as One trillion, nine hundred ninety-eight billion, one hundred forty-two million, nine hundred sixty-eight thousand, nine hundred eighty.

Scientific notation

• Scientific notation: 1.99814296898 × 10¹²

Factors of 1998142968980

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 2275

Divisors of 1998142968980

• Number of divisors d(n): 144
• Complete list of divisors:
  1 2 4 5 10 19 20 23 38 46 76 92 95 115 190 230 349 380 437 460 698 874 1396 1745 1748 1877 2185 3490 3754 4370 6631 6980 7508 8027 8740 9385 13262 16054 18770 26524 32108 33155 35663 37540 40135 43171 66310 71326 80270 86342 121801 132620 142652 152513 160540 172684 178315 215855 243602 305026 356630 431710 487204 609005 610052 655073 713260 762565 820249 863420 1218010 1310146 1525130 1640498 2314219 2436020 2620292 2801423 3050260 3275365 3280996 4101245 4628438 5602846 6550730 8202490 9256876 11205692 11571095 12446387 13101460 14007115 15066679 16404980 23142190 24892774 28014230 30133358 46284380 49785548 53227037 56028460 60266716 62231935 75333395 106454074 124463870 150666790 212908148 228620477 248927740 266135185 286266901 301333580 457240954 532270370 572533802 914481908 1064540740 1143102385 1145067604 1431334505 2286204770 2862669010 4343789063 4572409540 5258270971 5725338020 8687578126 10516541942 17375156252 21033083884 21718945315 26291354855 43437890630 52582709710 86875781260 99907148449 105165419420 199814296898 399628593796 499535742245 999071484490 1998142968980
• Sum of all divisors σ(n): 4624695492480
• Sum of proper divisors (its aliquot sum) s(n): 2626552523500
• 1998142968980 is an abundant number, because the sum of its proper divisors (2626552523500) is greater than itself. Its abundance is 628409554520

Bases of 1998142968980

• Binary: 11101000100111010100110100001010010010100₂
• Hexadecimal: 0x1D13A9A1494
• Base-36: PHXMQE8K

Squares and roots of 1998142968980

• 1998142968980 squared (1998142968980²) is 3992575324484209242240400
• 1998142968980 cubed (1998142968980³) is 7977736312741164742417788882902792000
• The square root of 1998142968980 is 1413556.8502822941
• The cube root of 1998142968980 is 12595.3097706165

Scales and comparisons

• 1,998,142,968,980 seconds is equal to 63,534 years, 39 weeks, 5 days, 17 hours, 36 minutes, 20 seconds.
• To count from 1 to 1,998,142,968,980 would take you about one hundred fifty-eight thousand, eight hundred thirty-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 1998142968980 cubic inches would be around 1049.6 feet tall.

Recreational maths with 1998142968980

• 1998142968980 backwards is 0898692418991
• The number of decimal digits it has is: 13
• The sum of 1998142968980's digits is 74
• More coming soon!