18436147100720

Names of 18436147100720

• Cardinal: 18436147100720 can be written as Eighteen trillion, four hundred thirty-six billion, one hundred forty-seven million, one hundred thousand, seven hundred twenty.

Scientific notation

• Scientific notation: 1.843614710072 × 10¹³

Factors of 18436147100720

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 1611564

Divisors of 18436147100720

• Number of divisors d(n): 80
• Complete list of divisors:
  1 2 4 5 8 10 16 20 40 80 199 398 719 796 995 1438 1592 1990 2876 3184 3595 3980 5752 7190 7960 11504 14380 15920 28760 57520 143081 286162 572324 715405 1144648 1430810 1610639 2289296 2861620 3221278 5723240 6442556 8053195 11446480 12885112 16106390 25770224 32212780 64425560 128851120 320517161 641034322 1158049441 1282068644 1602585805 2316098882 2564137288 3205171610 4632197764 5128274576 5790247205 6410343220 9264395528 11580494410 12820686440 18528791056 23160988820 25641372880 46321977640 92643955280 230451838759 460903677518 921807355036 1152259193795 1843614710072 2304518387590 3687229420144 4609036775180 9218073550360 18436147100720
• Sum of all divisors σ(n): 43139381760000
• Sum of proper divisors (its aliquot sum) s(n): 24703234659280
• 18436147100720 is an abundant number, because the sum of its proper divisors (24703234659280) is greater than itself. Its abundance is 6267087558560

Bases of 18436147100720

• Binary: 100001100010001111111111111111011110000110000₂
• Hexadecimal: 0x10C47FFFBC30
• Base-36: 6J9G5Z5M8

Squares and roots of 18436147100720

• 18436147100720 squared (18436147100720²) is 339891519919386461824518400
• 18436147100720 cubed (18436147100720³) is 6266290059521110846287313861570293248000
• The square root of 18436147100720 is 4293733.4687565319
• The cube root of 18436147100720 is 26417.3989515183

Scales and comparisons

• 18,436,147,100,720 seconds is equal to 586,212 years, 23 weeks, 3 days, 4 hours, 25 minutes, 20 seconds.
• To count from 1 to 18,436,147,100,720 would take you about one million, four hundred sixty-five thousand, five hundred thirty-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 18436147100720 cubic inches would be around 2201.4 feet tall.

Recreational maths with 18436147100720

• 18436147100720 backwards is 02700174163481
• The number of decimal digits it has is: 14
• The sum of 18436147100720's digits is 44
• More coming soon!