400121400272

Names of 400121400272

• Cardinal: 400121400272 can be written as Four hundred billion, one hundred twenty-one million, four hundred thousand, two hundred seventy-two.

Scientific notation

• Scientific notation: 4.00121400272 × 10¹¹

Factors of 400121400272

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 1279

Divisors of 400121400272

• Number of divisors d(n): 90
• Complete list of divisors:
  1 2 4 8 11 16 22 44 88 121 173 176 242 346 484 692 968 1093 1384 1903 1936 2186 2768 3806 4372 7612 8744 12023 15224 17488 20933 24046 30448 41866 48092 83732 96184 132253 167464 189089 192368 264506 334928 378178 529012 756356 1058024 1194649 1512712 2079979 2116048 2389298 3025424 4159958 4778596 8319916 9557192 13141139 16639832 19114384 22879769 26282278 33279664 45759538 52564556 91519076 105129112 144552529 183038152 206674277 210258224 289105058 366076304 413348554 578210116 826697108 1156420232 1653394216 2273417047 2312840464 3306788432 4546834094 9093668188 18187336376 25007587517 36374672752 50015175034 100030350068 200060700136 400121400272
• Sum of all divisors σ(n): 857828419686
• Sum of proper divisors (its aliquot sum) s(n): 457707019414
• 400121400272 is an abundant number, because the sum of its proper divisors (457707019414) is greater than itself. Its abundance is 57585619142

Bases of 400121400272

• Binary: 101110100101001000110000000101111010000₂
• Hexadecimal: 0x5D29180BD0
• Base-36: 53T9Y8CW

Squares and roots of 400121400272

• 400121400272 squared (400121400272²) is 160097134955626041673984
• 400121400272 cubed (400121400272³) is 64058289817980450378983104992923648
• The square root of 400121400272 is 632551.5000946563
• The cube root of 400121400272 is 7368.8083259265

Scales and comparisons

• 400,121,400,272 seconds is equal to 12,722 years, 32 weeks, 2 days, 17 hours, 24 minutes, 32 seconds.
• To count from 1 to 400,121,400,272 would take you about twenty-five thousand, four hundred forty-five 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 400121400272 cubic inches would be around 614.1 feet tall.

Recreational maths with 400121400272

• 400121400272 backwards is 272004121004
• The number of decimal digits it has is: 12
• The sum of 400121400272's digits is 23
• More coming soon!