401161363505991

Names of 401161363505991

• Cardinal: 401161363505991 can be written as Four hundred one trillion, one hundred sixty-one billion, three hundred sixty-three million, five hundred five thousand, nine hundred ninety-one.

Scientific notation

• Scientific notation: 4.01161363505991 × 10¹⁴

Factors of 401161363505991

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 6
• Sum of prime factors: 900675014

Divisors of 401161363505991

• Number of divisors d(n): 36
• Complete list of divisors:
  1 3 9 11 33 99 121 363 409 1089 1227 3681 4499 13497 40491 49489 148467 445401 900674591 2702023773 8106071319 9907420501 29722261503 89166784509 108981625511 326944876533 368375907719 980834629599 1105127723157 3315383169471 4052134984909 12156404954727 36469214864181 44573484833999 133720454501997 401161363505991
• Sum of all divisors σ(n): 638479211522880
• Sum of proper divisors (its aliquot sum) s(n): 237317848016889
• 401161363505991 is a deficient number, because the sum of its proper divisors (237317848016889) is less than itself. Its deficiency is 163843515489102

Bases of 401161363505991

• Binary: 1011011001101101010101000100100011100001101000111₂
• Hexadecimal: 0x16CDAA891C347
• Base-36: 3Y76ZI5GZR

Squares and roots of 401161363505991

• 401161363505991 squared (401161363505991²) is 160930439569985847707492892081
• 401161363505991 cubed (401161363505991³) is 64559074567514010605504982967387902359957271
• The square root of 401161363505991 is 20029013.0437321099
• The cube root of 401161363505991 is 73751.8694004583

Scales and comparisons

• 401,161,363,505,991 seconds is equal to 12,755,690 years, 25 weeks, 1 day, 20 hours, 59 minutes, 51 seconds.
• To count from 1 to 401,161,363,505,991 would take you about thirty-one million, eight hundred eighty-nine thousand, two hundred twenty-six 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 401161363505991 cubic inches would be around 6146 feet tall.

Recreational maths with 401161363505991

• 401161363505991 backwards is 199505363161104
• The number of decimal digits it has is: 15
• The sum of 401161363505991's digits is 54
• More coming soon!