18198171569120

Names of 18198171569120

• Cardinal: 18198171569120 can be written as Eighteen trillion, one hundred ninety-eight billion, one hundred seventy-one million, five hundred sixty-nine thousand, one hundred twenty.

Scientific notation

• Scientific notation: 1.819817156912 × 10¹³

Factors of 18198171569120

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 44620

Divisors of 18198171569120

• Number of divisors d(n): 96
• Complete list of divisors:
  1 2 4 5 8 10 16 20 32 40 80 160 233 466 932 1165 1864 2330 3728 4660 7456 9320 18640 20129 24251 37280 40258 48502 80516 97004 100645 121255 161032 194008 201290 242510 322064 388016 402580 485020 644128 776032 805160 970040 1610320 1940080 3220640 3880160 4690057 5650483 9380114 11300966 18760228 22601932 23450285 28252415 37520456 45203864 46900570 56504830 75040912 90407728 93801140 113009660 150081824 180815456 187602280 226019320 375204560 452038640 488148379 750409120 904077280 976296758 1952593516 2440741895 3905187032 4881483790 7810374064 9762967580 15620748128 19525935160 39051870320 78103740640 113738572307 227477144614 454954289228 568692861535 909908578456 1137385723070 1819817156912 2274771446140 3639634313824 4549542892280 9099085784560 18198171569120
• Sum of all divisors σ(n): 43181626007520
• Sum of proper divisors (its aliquot sum) s(n): 24983454438400
• 18198171569120 is an abundant number, because the sum of its proper divisors (24983454438400) is greater than itself. Its abundance is 6785282869280

Bases of 18198171569120

• Binary: 100001000110100010111100011010100101111100000₂
• Hexadecimal: 0x108D178D4BE0
• Base-36: 6G84HHM8W

Squares and roots of 18198171569120

• 18198171569120 squared (18198171569120²) is 331173448459127482937574400
• 18198171569120 cubed (18198171569120³) is 6026751234196321432356194345854742528000
• The square root of 18198171569120 is 4265931.5007533817
• The cube root of 18198171569120 is 26303.2402476537

Scales and comparisons

• 18,198,171,569,120 seconds is equal to 578,645 years, 29 weeks, 2 days, 18 hours, 5 minutes, 20 seconds.
• To count from 1 to 18,198,171,569,120 would take you about one million, four hundred forty-six thousand, six hundred thirteen 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 18198171569120 cubic inches would be around 2191.9 feet tall.

Recreational maths with 18198171569120

• 18198171569120 backwards is 02196517189181
• The number of decimal digits it has is: 14
• The sum of 18198171569120's digits is 59
• More coming soon!