400863647489851393

Names of 400863647489851393

• Cardinal: 400863647489851393 can be written as Four hundred quadrillion, eight hundred sixty-three trillion, six hundred forty-seven billion, four hundred eighty-nine million, eight hundred fifty-one thousand, three hundred ninety-three.

Scientific notation

• Scientific notation: 4.00863647489851393 × 10¹⁷

Factors of 400863647489851393

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 3
• Sum of prime factors: 24582304991831

Divisors of 400863647489851393

• Number of divisors d(n): 8
• Complete list of divisors:
  1 23 709 16307 24582304991099 565393014795277 17428854238689191 400863647489851393
• Sum of all divisors σ(n): 418882477048344000
• Sum of proper divisors (its aliquot sum) s(n): 18018829558492607
• 400863647489851393 is a deficient number, because the sum of its proper divisors (18018829558492607) is less than itself. Its deficiency is 382844817931358786

Bases of 400863647489851393

• Binary: 10110010000001001110101110100010000000000000000000000000001₂
• Hexadecimal: 0x590275D10000001
• Base-36: 31N2AXDMSH6P

Squares and roots of 400863647489851393

• 400863647489851393 squared (400863647489851393²) is 160691663878867841011974929224040449
• 400863647489851393 cubed (400863647489851393³) is 64415446503696164373627635983934183223130126030995457
• The square root of 400863647489851393 is 633137937.1747134477
• The cube root of 400863647489851393 is 737336.2026291621

Scales and comparisons

• 400,863,647,489,851,393 seconds is equal to 12,746,224,037 years, 26 weeks, 1 day, 1 hour, 23 minutes, 13 seconds.
• To count from 1 to 400,863,647,489,851,393 would take you about thirty-eight billion, two hundred thirty-eight million, six hundred seventy-two thousand, one hundred twelve 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 400863647489851393 cubic inches would be around 61444.7 feet tall.

Recreational maths with 400863647489851393

• 400863647489851393 backwards is 393158984746368004
• The number of decimal digits it has is: 18
• The sum of 400863647489851393's digits is 88
• More coming soon!