161319978432000001

Names of 161319978432000001

• Cardinal: 161319978432000001 can be written as One hundred sixty-one quadrillion, three hundred nineteen trillion, nine hundred seventy-eight billion, four hundred thirty-two million and one.

Scientific notation

• Scientific notation: 1.61319978432000001 × 10¹⁷

Factors of 161319978432000001

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 5
• Sum of prime factors: 12216049

Divisors of 161319978432000001

• Number of divisors d(n): 32
• Complete list of divisors:
  1 19 67 1273 1373 7561 26087 91991 143659 506587 1747829 9625153 10381253 12207029 197243807 231933551 695543951 817870943 13215335069 15539547917 16760250817 92297346269 318444765523 1122936804739 1753649579111 6183922200023 21335799290041 117494521800437 126724256427337 2407760872119403 8490525180631579 161319978432000001
• Sum of all divisors σ(n): 172493337805430400
• Sum of proper divisors (its aliquot sum) s(n): 11173359373430399
• 161319978432000001 is a deficient number, because the sum of its proper divisors (11173359373430399) is less than itself. Its deficiency is 150146619058569602

Bases of 161319978432000001

• Binary: 1000111101000111111010101001101001100111001111000000000001₂
• Hexadecimal: 0x23D1FAA699CF001
• Base-36: 184F5R000001

Squares and roots of 161319978432000001

• 161319978432000001 squared (161319978432000001²) is 26024135441300945501263956864000001
• 161319978432000001 cubed (161319978432000001³) is 4198212968102115356309244391340404019831935296000001
• The square root of 161319978432000001 is 401646583.9914488815
• The cube root of 161319978432000001 is 544372.3419054073

Scales and comparisons

• 161,319,978,432,000,001 seconds is equal to 5,129,476,318 years, 35 weeks, 3 days, 1 second.
• To count from 1 to 161,319,978,432,000,001 would take you about fifteen billion, three hundred eighty-eight million, four hundred twenty-eight thousand, nine hundred fifty-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 161319978432000001 cubic inches would be around 45364.4 feet tall.

Recreational maths with 161319978432000001

• 161319978432000001 backwards is 100000234879913161
• The number of decimal digits it has is: 18
• The sum of 161319978432000001's digits is 55
• More coming soon!