18514753472

Names of 18514753472

• Cardinal: 18514753472 can be written as Eighteen billion, five hundred fourteen million, seven hundred fifty-three thousand, four hundred seventy-two.

Scientific notation

• Scientific notation: 1.8514753472 × 10¹⁰

Factors of 18514753472

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 118239

Divisors of 18514753472

• Number of divisors d(n): 56
• Complete list of divisors:
  1 2 4 8 16 31 32 62 64 79 124 158 248 316 496 632 992 1264 1984 2449 2528 4898 5056 9796 19592 39184 78368 118127 156736 236254 472508 945016 1890032 3661937 3780064 7323874 7560128 9332033 14647748 18664066 29295496 37328132 58590992 74656264 117181984 149312528 234363968 289293023 298625056 578586046 597250112 1157172092 2314344184 4628688368 9257376736 18514753472
• Sum of all divisors σ(n): 38405775360
• Sum of proper divisors (its aliquot sum) s(n): 19891021888
• 18514753472 is an abundant number, because the sum of its proper divisors (19891021888) is greater than itself. Its abundance is 1376268416

Bases of 18514753472

• Binary: 10001001111100100001011011111000000₂
• Hexadecimal: 0x44F90B7C0
• Base-36: 8I77F7K

Squares and roots of 18514753472

• 18514753472 squared (18514753472²) is 342796096128936054784
• 18514753472 cubed (18514753472³) is 6346785210991264579978046210048
• The square root of 18514753472 is 136068.9291205011
• The cube root of 18514753472 is 2645.4891086303

Scales and comparisons

• 18,514,753,472 seconds is equal to 588 years, 37 weeks, 3 hours, 4 minutes, 32 seconds.
• To count from 1 to 18,514,753,472 would take you about one thousand, one hundred seventy-seven 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 18514753472 cubic inches would be around 220.5 feet tall.

Recreational maths with 18514753472

• 18514753472 backwards is 27435741581
• The number of decimal digits it has is: 11
• The sum of 18514753472's digits is 47
• More coming soon!