18280580472

Names of 18280580472

• Cardinal: 18280580472 can be written as Eighteen billion, two hundred eighty million, five hundred eighty thousand, four hundred seventy-two.

Scientific notation

• Scientific notation: 1.8280580472 × 10¹⁰

Factors of 18280580472

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 1099144

Divisors of 18280580472

• Number of divisors d(n): 128
• Complete list of divisors:
  1 2 3 4 6 7 8 9 11 12 14 18 21 22 24 27 28 33 36 42 44 54 56 63 66 72 77 84 88 99 108 126 132 154 168 189 198 216 231 252 264 297 308 378 396 462 504 594 616 693 756 792 924 1188 1386 1512 1848 2079 2376 2772 4158 5544 8316 16632 1099121 2198242 3297363 4396484 6594726 7693847 8792968 9892089 12090331 13189452 15387694 19784178 23081541 24180662 26378904 29676267 30775388 36270993 39568356 46163082 48361324 59352534 61550776 69244623 72541986 79136712 84632317 92326164 96722648 108812979 118705068 138489246 145083972 169264634 184652328 207733869 217625958 237410136 253896951 276978492 290167944 326438937 338529268 415467738 435251916 507793902 553956984 652877874 677058536 761690853 830935476 870503832 1015587804 1305755748 1523381706 1661870952 2031175608 2285072559 2611511496 3046763412 4570145118 6093526824 9140290236 18280580472
• Sum of all divisors σ(n): 63309427200
• Sum of proper divisors (its aliquot sum) s(n): 45028846728
• 18280580472 is an abundant number, because the sum of its proper divisors (45028846728) is greater than itself. Its abundance is 26748266256

Bases of 18280580472

• Binary: 10001000001100110111000010101111000₂
• Hexadecimal: 0x4419B8578
• Base-36: 8EBSA60

Squares and roots of 18280580472

• 18280580472 squared (18280580472²) is 334179622393267742784
• 18280580472 cubed (18280580472³) is 6108997479262704203004709314048
• The square root of 18280580472 is 135205.6968918099
• The cube root of 18280580472 is 2634.2884476117

Scales and comparisons

• 18,280,580,472 seconds is equal to 581 years, 13 weeks, 5 days, 19 hours, 1 minute, 12 seconds.
• To count from 1 to 18,280,580,472 would take you about one thousand, one hundred sixty-two 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 18280580472 cubic inches would be around 219.5 feet tall.

Recreational maths with 18280580472

• 18280580472 backwards is 27408508281
• The number of decimal digits it has is: 11
• The sum of 18280580472's digits is 45
• More coming soon!