18429157566272

Names of 18429157566272

• Cardinal: 18429157566272 can be written as Eighteen trillion, four hundred twenty-nine billion, one hundred fifty-seven million, five hundred sixty-six thousand, two hundred seventy-two.

Scientific notation

• Scientific notation: 1.8429157566272 × 10¹³

Factors of 18429157566272

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 1268696

Divisors of 18429157566272

• Number of divisors d(n): 56
• Complete list of divisors:
  1 2 4 8 16 32 61 64 122 244 488 976 1952 3721 3904 7442 14884 29768 59536 119072 226981 238144 453962 907924 1268633 1815848 2537266 3631696 5074532 7263392 10149064 14526784 20298128 40596256 77386613 81192512 154773226 309546452 619092904 1238185808 2476371616 4720583393 4952743232 9441166786 18882333572 37764667144 75529334288 151058668576 287955586973 302117337152 575911173946 1151822347892 2303644695784 4607289391568 9214578783136 18429157566272
• Sum of all divisors σ(n): 37179892159752
• Sum of proper divisors (its aliquot sum) s(n): 18750734593480
• 18429157566272 is an abundant number, because the sum of its proper divisors (18750734593480) is greater than itself. Its abundance is 321577027208

Bases of 18429157566272

• Binary: 100001100001011011111011000111110011101000000₂
• Hexadecimal: 0x10C2DF63E740
• Base-36: 6J68KL6BK

Squares and roots of 18429157566272

• 18429157566272 squared (18429157566272²) is 339633848602480506071977984
• 18429157566272 cubed (18429157566272³) is 6259165710734482551663776702070604955648
• The square root of 18429157566272 is 4292919.4688780269
• The cube root of 18429157566272 is 26414.0600640919

Scales and comparisons

• 18,429,157,566,272 seconds is equal to 585,990 years, 10 weeks, 4 days, 19 hours, 4 minutes, 32 seconds.
• To count from 1 to 18,429,157,566,272 would take you about one million, four hundred sixty-four thousand, nine hundred seventy-five 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 18429157566272 cubic inches would be around 2201.2 feet tall.

Recreational maths with 18429157566272

• 18429157566272 backwards is 27266575192481
• The number of decimal digits it has is: 14
• The sum of 18429157566272's digits is 65
• More coming soon!