18079126221

Names of 18079126221

• Cardinal: 18079126221 can be written as Eighteen billion, seventy-nine million, one hundred twenty-six thousand, two hundred twenty-one.

Scientific notation

• Scientific notation: 1.8079126221 × 10¹⁰

Factors of 18079126221

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 659

Divisors of 18079126221

• Number of divisors d(n): 128
• Complete list of divisors:
  1 3 13 17 19 37 39 51 57 79 111 221 237 247 323 481 491 629 663 703 741 969 1027 1343 1443 1473 1501 1887 2109 2923 3081 4029 4199 4503 6383 8177 8347 8769 9139 9329 11951 12597 17459 18167 19149 19513 24531 25041 25517 27417 27987 35853 37999 38789 49691 52377 54501 55537 58539 76551 108511 113997 116367 121277 149073 155363 158593 166611 236171 308839 325533 331721 345173 363831 466089 475779 504257 645983 659413 708513 721981 736991 926517 944129 995163 1035519 1435193 1512771 1937949 1978239 2061709 2165943 2210973 2832387 4014907 4305579 4487249 5867941 6185127 8572369 9580883 12044721 12273677 12528847 13461747 17603823 18657509 24398281 25717107 27268667 28742649 36821031 37586541 55972527 73194843 76283233 81806001 162875011 228849699 317177653 354492671 463567339 488625033 951532959 1063478013 1390702017 6026375407 18079126221
• Sum of all divisors σ(n): 30152908800
• Sum of proper divisors (its aliquot sum) s(n): 12073782579
• 18079126221 is a deficient number, because the sum of its proper divisors (12073782579) is less than itself. Its deficiency is 6005343642

Bases of 18079126221

• Binary: 10000110101100110011001001011001101₂
• Hexadecimal: 0x4359992CD
• Base-36: 8AZUF2L

Squares and roots of 18079126221

• 18079126221 squared (18079126221²) is 326854804914849740841
• 18079126221 cubed (18079126221³) is 5909249273995899621913577691861
• The square root of 18079126221 is 134458.6413028183
• The cube root of 18079126221 is 2624.5759542875

Scales and comparisons

• 18,079,126,221 seconds is equal to 574 years, 44 weeks, 5 days, 3 hours, 30 minutes, 21 seconds.
• To count from 1 to 18,079,126,221 would take you about one thousand, one hundred forty-nine 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 18079126221 cubic inches would be around 218.7 feet tall.

Recreational maths with 18079126221

• 18079126221 backwards is 12262197081
• 18079126221 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 18079126221's digits is 39
• More coming soon!