400794207257664481

Names of 400794207257664481

• Cardinal: 400794207257664481 can be written as Four hundred quadrillion, seven hundred ninety-four trillion, two hundred seven billion, two hundred fifty-seven million, six hundred sixty-four thousand, four hundred eighty-one.

Scientific notation

• Scientific notation: 4.00794207257664481 × 10¹⁷

Factors of 400794207257664481

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 3
• Sum of prime factors: 3803235695

Divisors of 400794207257664481

• Number of divisors d(n): 8
• Complete list of divisors:
  1 79 1334423 105419417 3801901193 300350194247 5073344395666639 400794207257664481
• Sum of all divisors σ(n): 405867855912180480
• Sum of proper divisors (its aliquot sum) s(n): 5073648654515999
• 400794207257664481 is a deficient number, because the sum of its proper divisors (5073648654515999) is less than itself. Its deficiency is 395720558603148482

Bases of 400794207257664481

• Binary: 10110001111111010000011010100111111101000001001101111100001₂
• Hexadecimal: 0x58FE8353FA09BE1
• Base-36: 31MDOSZ5FV1D

Squares and roots of 400794207257664481

• 400794207257664481 squared (400794207257664481²) is 160635996571299711735314118768999361
• 400794207257664481 cubed (400794207257664481³) is 64381976902838977610745535847654236860088306241396641
• The square root of 400794207257664481 is 633083096.6450332269
• The cube root of 400794207257664481 is 737293.6247649585

Scales and comparisons

• 400,794,207,257,664,481 seconds is equal to 12,744,016,052 years, 47 weeks, 3 days, 8 minutes, 1 second.
• To count from 1 to 400,794,207,257,664,481 would take you about thirty-eight billion, two hundred thirty-two million, forty-eight thousand, one hundred fifty-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 400794207257664481 cubic inches would be around 61441.1 feet tall.

Recreational maths with 400794207257664481

• 400794207257664481 backwards is 184466752702497004
• The number of decimal digits it has is: 18
• The sum of 400794207257664481's digits is 76
• More coming soon!