18918276851136

Names of 18918276851136

• Cardinal: 18918276851136 can be written as Eighteen trillion, nine hundred eighteen billion, two hundred seventy-six million, eight hundred fifty-one thousand, one hundred thirty-six.

Scientific notation

• Scientific notation: 1.8918276851136 × 10¹³

Factors of 18918276851136

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 7579437859

Divisors of 18918276851136

• Number of divisors d(n): 56
• Complete list of divisors:
  1 2 3 4 6 8 12 13 16 24 26 32 39 48 52 64 78 96 104 156 192 208 312 416 624 832 1248 2496 7579437841 15158875682 22738313523 30317751364 45476627046 60635502728 90953254092 98532691933 121271005456 181906508184 197065383866 242542010912 295598075799 363813016368 394130767732 485084021824 591196151598 727626032736 788261535464 1182392303196 1455252065472 1576523070928 2364784606392 3153046141856 4729569212784 6306092283712 9459138425568 18918276851136
• Sum of all divisors σ(n): 53904961932304
• Sum of proper divisors (its aliquot sum) s(n): 34986685081168
• 18918276851136 is an abundant number, because the sum of its proper divisors (34986685081168) is greater than itself. Its abundance is 16068408230032

Bases of 18918276851136

• Binary: 100010011010011000001001010111110010111000000₂
• Hexadecimal: 0x1134C12BE5C0
• Base-36: 6PEXPKXXC

Squares and roots of 18918276851136

• 18918276851136 squared (18918276851136²) is 357901199016228247504490496
• 18918276851136 cubed (18918276851136³) is 6770873968342529391162708110686918803456
• The square root of 18918276851136 is 4349514.5535031839
• The cube root of 18918276851136 is 26645.7035766481

Scales and comparisons

• 18,918,276,851,136 seconds is equal to 601,542 years, 35 weeks, 4 days, 15 hours, 5 minutes, 36 seconds.
• To count from 1 to 18,918,276,851,136 would take you about one million, five hundred three thousand, eight hundred fifty-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 18918276851136 cubic inches would be around 2220.5 feet tall.

Recreational maths with 18918276851136

• 18918276851136 backwards is 63115867281981
• The number of decimal digits it has is: 14
• The sum of 18918276851136's digits is 66
• More coming soon!