18077724072

Names of 18077724072

• Cardinal: 18077724072 can be written as Eighteen billion, seventy-seven million, seven hundred twenty-four thousand and seventy-two.

Scientific notation

• Scientific notation: 1.8077724072 × 10¹⁰

Factors of 18077724072

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 3094

Divisors of 18077724072

• Number of divisors d(n): 128
• Complete list of divisors:
  1 2 3 4 6 8 9 12 18 24 27 36 54 71 72 108 142 213 216 284 426 461 568 639 852 922 1278 1383 1704 1844 1917 2556 2557 2766 3688 3834 4149 5112 5114 5532 7668 7671 8298 10228 11064 12447 15336 15342 16596 20456 23013 24894 30684 32731 33192 46026 49788 61368 65462 69039 92052 98193 99576 130924 138078 181547 184104 196386 261848 276156 294579 363094 392772 544641 552312 589158 726188 785544 883737 1089282 1178316 1178777 1452376 1633923 1767474 2178564 2356632 2357554 3267846 3534948 3536331 4357128 4715108 4901769 6535692 7069896 7072662 9430216 9803538 10608993 13071384 14145324 19607076 21217986 28290648 31826979 39214152 42435972 63653958 83693167 84871944 127307916 167386334 251079501 254615832 334772668 502159002 669545336 753238503 1004318004 1506477006 2008636008 2259715509 3012954012 4519431018 6025908024 9038862036 18077724072
• Sum of all divisors σ(n): 51053587200
• Sum of proper divisors (its aliquot sum) s(n): 32975863128
• 18077724072 is an abundant number, because the sum of its proper divisors (32975863128) is greater than itself. Its abundance is 14898139056

Bases of 18077724072

• Binary: 10000110101100001000010110110101000₂
• Hexadecimal: 0x435842DA8
• Base-36: 8AZ0D60

Squares and roots of 18077724072

• 18077724072 squared (18077724072²) is 326804107623368261184
• 18077724072 cubed (18077724072³) is 5907874483211443124926780021248
• The square root of 18077724072 is 134453.4271485855
• The cube root of 18077724072 is 2624.5081017883

Scales and comparisons

• 18,077,724,072 seconds is equal to 574 years, 42 weeks, 2 days, 22 hours, 1 minute, 12 seconds.
• To count from 1 to 18,077,724,072 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 18077724072 cubic inches would be around 218.7 feet tall.

Recreational maths with 18077724072

• 18077724072 backwards is 27042777081
• The number of decimal digits it has is: 11
• The sum of 18077724072's digits is 45
• More coming soon!