40385298855

Names of 40385298855

• Cardinal: 40385298855 can be written as Forty billion, three hundred eighty-five million, two hundred ninety-eight thousand, eight hundred fifty-five.

Scientific notation

• Scientific notation: 4.0385298855 × 10¹⁰

Factors of 40385298855

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 3325

Divisors of 40385298855

• Number of divisors d(n): 128
• Complete list of divisors:
  1 3 5 11 15 17 19 33 51 55 57 85 95 165 187 209 251 255 285 323 561 627 753 935 969 1045 1255 1615 2761 2805 3019 3135 3553 3765 4267 4769 4845 8283 9057 10659 12801 13805 14307 15095 17765 21335 23845 33209 41415 45285 46937 51323 52459 53295 57361 64005 71535 81073 99627 140811 153969 157377 166045 172083 234685 243219 256615 262295 286805 405365 498135 564553 630971 704055 757769 769845 786885 860415 891803 975137 1216095 1693659 1892913 2273307 2675409 2822765 2925411 3154855 3788845 4459015 4875685 8335459 8468295 9464565 10726507 11366535 12882073 13377045 14397611 14627055 25006377 32179521 38646219 41677295 43192833 53632535 64410365 71988055 125031885 141702803 158373721 160897605 193231095 215964165 244759387 425108409 475121163 708514015 734278161 791868605 1223796935 2125542045 2375605815 2692353257 3671390805 8077059771 13461766285 40385298855
• Sum of all divisors σ(n): 78904627200
• Sum of proper divisors (its aliquot sum) s(n): 38519328345
• 40385298855 is a deficient number, because the sum of its proper divisors (38519328345) is less than itself. Its deficiency is 1865970510

Bases of 40385298855

• Binary: 100101100111001001101100000110100111₂
• Hexadecimal: 0x96726C1A7
• Base-36: IJWD413

Squares and roots of 40385298855

• 40385298855 squared (40385298855²) is 1630972363607664311025
• 40385298855 cubed (40385298855³) is 65867306328541249169262296376375
• The square root of 40385298855 is 200960.9386298741
• The cube root of 40385298855 is 3430.8976861165

Scales and comparisons

• 40,385,298,855 seconds is equal to 1,284 years, 6 weeks, 4 days, 10 hours, 34 minutes, 15 seconds.
• To count from 1 to 40,385,298,855 would take you about two thousand, five hundred sixty-eight 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 40385298855 cubic inches would be around 285.9 feet tall.

Recreational maths with 40385298855

• 40385298855 backwards is 55889258304
• 40385298855 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 40385298855's digits is 57
• More coming soon!