400894297472

Names of 400894297472

• Cardinal: 400894297472 can be written as Four hundred billion, eight hundred ninety-four million, two hundred ninety-seven thousand, four hundred seventy-two.

Scientific notation

• Scientific notation: 4.00894297472 × 10¹¹

Factors of 400894297472

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 2127

Divisors of 400894297472

• Number of divisors d(n): 96
• Complete list of divisors:
  1 2 4 8 16 31 32 62 64 124 128 233 248 466 496 932 992 1861 1864 1984 3722 3728 3968 7223 7444 7456 14446 14888 14912 28892 29776 29824 54289 57691 57784 59552 108578 115382 115568 119104 217156 230764 231136 238208 433613 434312 461528 462272 867226 868624 923056 924544 1682959 1734452 1737248 1846112 3365918 3468904 3474496 3692224 6731836 6937808 6948992 7384448 13442003 13463672 13875616 26884006 26927344 27751232 53768012 53854688 55502464 101031829 107536024 107709376 202063658 215072048 215418752 404127316 430144096 808254632 860288192 1616509264 1720576384 3131986699 3233018528 6263973398 6466037056 12527946796 12932074112 25055893592 50111787184 100223574368 200447148736 400894297472
• Sum of all divisors σ(n): 828418100160
• Sum of proper divisors (its aliquot sum) s(n): 427523802688
• 400894297472 is an abundant number, because the sum of its proper divisors (427523802688) is greater than itself. Its abundance is 26629505216

Bases of 400894297472

• Binary: 101110101010111001010011000010110000000₂
• Hexadecimal: 0x5D57298580
• Base-36: 546243NK

Squares and roots of 400894297472

• 400894297472 squared (400894297472²) is 160716237745568425590784
• 400894297472 cubed (400894297472³) is 64430223223352583058522458237698048
• The square root of 400894297472 is 633162.1415340623
• The cube root of 400894297472 is 7373.5499436017

Scales and comparisons

• 400,894,297,472 seconds is equal to 12,747 years, 10 weeks, 2 days, 7 hours, 4 minutes, 32 seconds.
• To count from 1 to 400,894,297,472 would take you about twenty-five thousand, four hundred ninety-four 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 400894297472 cubic inches would be around 614.5 feet tall.

Recreational maths with 400894297472

• 400894297472 backwards is 274792498004
• The number of decimal digits it has is: 12
• The sum of 400894297472's digits is 56
• More coming soon!