142991093473822691646

Names of 142991093473822691646

• Cardinal: 142991093473822691646 can be written as One hundred forty-two quintillion, nine hundred ninety-one quadrillion, ninety-three trillion, four hundred seventy-three billion, eight hundred twenty-two million, six hundred ninety-one thousand, six hundred forty-six.

Scientific notation

• Scientific notation: 1.42991093473822691646 × 10²⁰

Factors of 142991093473822691646

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 4
• Sum of prime factors: 1165770626264335

Divisors of 142991093473822691646

• Number of divisors d(n): 16
• Complete list of divisors:
  1 2 3 6 20443 40886 61329 122658 1165770626243887 2331541252487774 3497311878731661 6994623757463322 23831848912303781941 47663697824607563882 71495546736911345823 142991093473822691646
• Sum of all divisors σ(n): 285996176195160555264
• Sum of proper divisors (its aliquot sum) s(n): 143005082721337863618
• 142991093473822691646 is an abundant number, because the sum of its proper divisors (143005082721337863618) is greater than itself. Its abundance is 13989247515171972

Bases of 142991093473822691646

• Binary: 1111100000001100110011010011110101001000111111000001101000100111110₂
• Hexadecimal: 0x7C06669EA47E0D13E
• Base-36: U6DNK9G1IX5Q6

Squares and roots of 142991093473822691646

• 142991093473822691646 squared (142991093473822691646²) is 20446452812839498357834961274660398189316
• 142991093473822691646 cubed (142991093473822691646³) is 2923660645368837610151065206370121765107280727011851799654136
• The square root of 142991093473822691646 is 11957888336.7349894169
• The cube root of 142991093473822691646 is 5229212.9628606519

Scales and comparisons

• 142,991,093,473,822,691,646 seconds is equal to 293,274,701,009 years, 3 weeks, 3 days, 15 hours, 30 minutes, 7 seconds.
• To count from 1 to 142,991,093,473,822,691,646 would take you about two hundred ninety-three billion, two hundred seventy-four million, seven hundred one thousand and nine 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 142991093473822691646 cubic inches would be around 435767.7 feet tall.

Recreational maths with 142991093473822691646

• 142991093473822691646 backwards is 646196228374390199241
• The number of decimal digits it has is: 21
• The sum of 142991093473822691646's digits is 96
• More coming soon!