18201416488372

Names of 18201416488372

• Cardinal: 18201416488372 can be written as Eighteen trillion, two hundred one billion, four hundred sixteen million, four hundred eighty-eight thousand, three hundred seventy-two.

Scientific notation

• Scientific notation: 1.8201416488372 × 10¹³

Factors of 18201416488372

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 7583

Divisors of 18201416488372

• Number of divisors d(n): 54
• Complete list of divisors:
  1 2 4 13 26 52 79 158 316 1027 2054 4108 6241 7489 12482 14978 24964 29956 81133 97357 162266 194714 324532 389428 591631 1183262 2366524 7691203 15382406 30764812 46738849 56085121 93477698 112170242 186955396 224340484 607605037 729106573 1215210074 1458213146 2430420148 2916426292 4430724559 8861449118 17722898236 57599419267 115198838534 230397677068 350027240161 700054480322 1400108960644 4550354122093 9100708244186 18201416488372
• Sum of all divisors σ(n): 34747016624838
• Sum of proper divisors (its aliquot sum) s(n): 16545600136466
• 18201416488372 is a deficient number, because the sum of its proper divisors (16545600136466) is less than itself. Its deficiency is 1655816351906

Bases of 18201416488372

• Binary: 100001000110111011000111101101101010110110100₂
• Hexadecimal: 0x108DD8F6D5B4
• Base-36: 6G9M5FHYS

Squares and roots of 18201416488372

• 18201416488372 squared (18201416488372²) is 331291562183180108011210384
• 18201416488372 cubed (18201416488372³) is 6029975702379452155361008572354581654848
• The square root of 18201416488372 is 4266311.8133080709
• The cube root of 18201416488372 is 26304.8035332437

Scales and comparisons

• 18,201,416,488,372 seconds is equal to 578,748 years, 38 weeks, 4 days, 16 hours, 32 minutes, 52 seconds.
• To count from 1 to 18,201,416,488,372 would take you about one million, four hundred forty-six thousand, eight hundred seventy-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 18201416488372 cubic inches would be around 2192.1 feet tall.

Recreational maths with 18201416488372

• 18201416488372 backwards is 27388461410281
• The number of decimal digits it has is: 14
• The sum of 18201416488372's digits is 55
• More coming soon!