18349531368

Names of 18349531368

• Cardinal: 18349531368 can be written as Eighteen billion, three hundred forty-nine million, five hundred thirty-one thousand, three hundred sixty-eight.

Scientific notation

• Scientific notation: 1.8349531368 × 10¹⁰

Factors of 18349531368

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 1505

Divisors of 18349531368

• Number of divisors d(n): 96
• Complete list of divisors:
  1 2 3 4 6 7 8 12 14 21 24 28 42 49 56 84 98 147 168 196 294 343 392 588 686 1029 1176 1372 1493 2058 2744 2986 4116 4479 5972 8232 8958 10451 11944 17916 20902 31353 35832 41804 62706 73157 83608 125412 146314 219471 250824 292628 438942 512099 585256 877884 1024198 1536297 1755768 2048396 2229049 3072594 4096792 4458098 6145188 6687147 8916196 12290376 13374294 15603343 17832392 26748588 31206686 46810029 53497176 62413372 93620058 109223401 124826744 187240116 218446802 327670203 374480232 436893604 655340406 764563807 873787208 1310680812 1529127614 2293691421 2621361624 3058255228 4587382842 6116510456 9174765684 18349531368
• Sum of all divisors σ(n): 53533032000
• Sum of proper divisors (its aliquot sum) s(n): 35183500632
• 18349531368 is an abundant number, because the sum of its proper divisors (35183500632) is greater than itself. Its abundance is 16833969264

Bases of 18349531368

• Binary: 10001000101101101111010000011101000₂
• Hexadecimal: 0x445B7A0E8
• Base-36: 8FGU50O

Squares and roots of 18349531368

• 18349531368 squared (18349531368²) is 336705301425215951424
• 18349531368 cubed (18349531368³) is 6178384490273895206828652268032
• The square root of 18349531368 is 135460.4420781211
• The cube root of 18349531368 is 2637.5963050061

Scales and comparisons

• 18,349,531,368 seconds is equal to 583 years, 23 weeks, 5 days, 20 hours, 2 minutes, 48 seconds.
• To count from 1 to 18,349,531,368 would take you about one thousand, one hundred sixty-six 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 18349531368 cubic inches would be around 219.8 feet tall.

Recreational maths with 18349531368

• 18349531368 backwards is 86313594381
• The number of decimal digits it has is: 11
• The sum of 18349531368's digits is 51
• More coming soon!