21214737888

Names of 21214737888

• Cardinal: 21214737888 can be written as Twenty-one billion, two hundred fourteen million, seven hundred thirty-seven thousand, eight hundred eighty-eight.

Scientific notation

• Scientific notation: 2.1214737888 × 10¹⁰

Factors of 21214737888

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 11630911

Divisors of 21214737888

• Number of divisors d(n): 48
• Complete list of divisors:
  1 2 3 4 6 8 12 16 19 24 32 38 48 57 76 96 114 152 228 304 456 608 912 1824 11630887 23261774 34892661 46523548 69785322 93047096 139570644 186094192 220986853 279141288 372188384 441973706 558282576 662960559 883947412 1116565152 1325921118 1767894824 2651842236 3535789648 5303684472 7071579296 10607368944 21214737888
• Sum of all divisors σ(n): 58619675520
• Sum of proper divisors (its aliquot sum) s(n): 37404937632
• 21214737888 is an abundant number, because the sum of its proper divisors (37404937632) is greater than itself. Its abundance is 16190199744

Bases of 21214737888

• Binary: 10011110000011111110011010111100000₂
• Hexadecimal: 0x4F07F35E0
• Base-36: 9QUPGIO

Squares and roots of 21214737888

• 21214737888 squared (21214737888²) is 450065103656542700544
• 21214737888 cubed (21214737888³) is 9548013206609103768320635011072
• The square root of 21214737888 is 145652.7991080159
• The cube root of 21214737888 is 2768.2962013319

Scales and comparisons

• 21,214,737,888 seconds is equal to 674 years, 29 weeks, 1 day, 22 hours, 44 minutes, 48 seconds.
• To count from 1 to 21,214,737,888 would take you about one thousand, three hundred forty-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 21214737888 cubic inches would be around 230.7 feet tall.

Recreational maths with 21214737888

• 21214737888 backwards is 88873741212
• The number of decimal digits it has is: 11
• The sum of 21214737888's digits is 51
• More coming soon!