18089681248

Names of 18089681248

• Cardinal: 18089681248 can be written as Eighteen billion, eighty-nine million, six hundred eighty-one thousand, two hundred forty-eight.

Scientific notation

• Scientific notation: 1.8089681248 × 10¹⁰

Factors of 18089681248

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 559

Divisors of 18089681248

• Number of divisors d(n): 108
• Complete list of divisors:
  1 2 4 8 16 29 32 37 58 74 116 148 232 296 464 491 592 841 928 982 1073 1184 1369 1682 1964 2146 2738 3364 3928 4292 5476 6728 7856 8584 10952 13456 14239 15712 17168 18167 21904 26912 28478 31117 34336 36334 39701 43808 56956 62234 72668 79402 113912 124468 145336 158804 227824 248936 290672 317608 412931 455648 497872 526843 581344 635216 672179 825862 995744 1053686 1151329 1270432 1344358 1651724 2107372 2302658 2688716 3303448 4214744 4605316 5377432 6606896 8429488 9210632 10754864 13213792 15278447 16858976 18421264 19493191 21509728 30556894 36842528 38986382 61113788 77972764 122227576 155945528 244455152 311891056 488910304 565302539 623782112 1130605078 2261210156 4522420312 9044840624 18089681248
• Sum of all divisors σ(n): 37985505012
• Sum of proper divisors (its aliquot sum) s(n): 19895823764
• 18089681248 is an abundant number, because the sum of its proper divisors (19895823764) is greater than itself. Its abundance is 1806142516

Bases of 18089681248

• Binary: 10000110110001110101010000101100000₂
• Hexadecimal: 0x4363AA160
• Base-36: 8B64NDS

Squares and roots of 18089681248

• 18089681248 squared (18089681248²) is 327236567654242837504
• 18089681248 cubed (18089681248³) is 5919605201554840005234419924992
• The square root of 18089681248 is 134497.8856636789
• The cube root of 18089681248 is 2625.0866183603

Scales and comparisons

• 18,089,681,248 seconds is equal to 575 years, 10 weeks, 1 day, 7 hours, 27 minutes, 28 seconds.
• To count from 1 to 18,089,681,248 would take you about one thousand, one hundred fifty 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 18089681248 cubic inches would be around 218.8 feet tall.

Recreational maths with 18089681248

• 18089681248 backwards is 84218698081
• The number of decimal digits it has is: 11
• The sum of 18089681248's digits is 55
• More coming soon!