18109493785264

Names of 18109493785264

• Cardinal: 18109493785264 can be written as Eighteen trillion, one hundred nine billion, four hundred ninety-three million, seven hundred eighty-five thousand, two hundred sixty-four.

Scientific notation

• Scientific notation: 1.8109493785264 × 10¹³

Factors of 18109493785264

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 588212

Divisors of 18109493785264

• Number of divisors d(n): 80
• Complete list of divisors:
  1 2 4 7 8 14 16 19 28 38 56 76 112 133 152 266 304 532 1064 2128 14843 29686 59372 103901 118744 207802 237488 282017 415604 564034 573341 831208 1128068 1146682 1662416 1974119 2256136 2293364 3948238 4013387 4512272 4586728 7896476 8026774 9173456 10893479 15792952 16053548 21786958 31585904 32107096 43573916 64214192 76254353 87147832 152508706 174295664 305017412 610034824 1220069648 8510100463 17020200926 34040401852 59570703241 68080803704 119141406482 136161607408 161691908797 238282812964 323383817594 476565625928 646767635188 953131251856 1131843361579 1293535270376 2263686723158 2587070540752 4527373446316 9054746892632 18109493785264
• Sum of all divisors σ(n): 42213015694080
• Sum of proper divisors (its aliquot sum) s(n): 24103521908816
• 18109493785264 is an abundant number, because the sum of its proper divisors (24103521908816) is greater than itself. Its abundance is 5994028123552

Bases of 18109493785264

• Binary: 100000111100001110001111100011011001010110000₂
• Hexadecimal: 0x107871F1B2B0
• Base-36: 6F3DX0YB4

Squares and roots of 18109493785264

• 18109493785264 squared (18109493785264²) is 327953765158515438943549696
• 18109493785264 cubed (18109493785264³) is 5939076671992064675376608261431736479744
• The square root of 18109493785264 is 4255525.0892532639
• The cube root of 18109493785264 is 26260.4463506249

Scales and comparisons

• 18,109,493,785,264 seconds is equal to 575,825 years, 46 weeks, 12 hours, 21 minutes, 4 seconds.
• To count from 1 to 18,109,493,785,264 would take you about one million, four hundred thirty-nine thousand, five hundred sixty-four 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 18109493785264 cubic inches would be around 2188.4 feet tall.

Recreational maths with 18109493785264

• 18109493785264 backwards is 46258739490181
• The number of decimal digits it has is: 14
• The sum of 18109493785264's digits is 67
• More coming soon!