21442603932

Names of 21442603932

• Cardinal: 21442603932 can be written as Twenty-one billion, four hundred forty-two million, six hundred three thousand, nine hundred thirty-two.

Scientific notation

• Scientific notation: 2.1442603932 × 10¹⁰

Factors of 21442603932

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 5366059

Divisors of 21442603932

• Number of divisors d(n): 48
• Complete list of divisors:
  1 2 3 4 6 9 12 18 27 36 37 54 74 108 111 148 222 333 444 666 999 1332 1998 3996 5366017 10732034 16098051 21464068 32196102 48294153 64392204 96588306 144882459 193176612 198542629 289764918 397085258 579529836 595627887 794170516 1191255774 1786883661 2382511548 3573767322 5360650983 7147534644 10721301966 21442603932
• Sum of all divisors σ(n): 57094431520
• Sum of proper divisors (its aliquot sum) s(n): 35651827588
• 21442603932 is an abundant number, because the sum of its proper divisors (35651827588) is greater than itself. Its abundance is 14209223656

Bases of 21442603932

• Binary: 10011111110000101000010101110011100₂
• Hexadecimal: 0x4FE142B9C
• Base-36: 9UMDF30

Squares and roots of 21442603932

• 21442603932 squared (21442603932²) is 459785263384621860624
• 21442603932 cubed (21442603932³) is 9858993296526748336949338373568
• The square root of 21442603932 is 146432.9332220045
• The cube root of 21442603932 is 2778.1722856825

Scales and comparisons

• 21,442,603,932 seconds is equal to 681 years, 42 weeks, 6 hours, 52 minutes, 12 seconds.
• To count from 1 to 21,442,603,932 would take you about one thousand, three hundred sixty-three 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 21442603932 cubic inches would be around 231.5 feet tall.

Recreational maths with 21442603932

• 21442603932 backwards is 23930624412
• 21442603932 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 21442603932's digits is 36
• More coming soon!