13997521000

Names of 13997521000

• Cardinal: 13997521000 can be written as Thirteen billion, nine hundred ninety-seven million, five hundred twenty-one thousand.

Scientific notation

• Scientific notation: 1.3997521 × 10¹⁰

Factors of 13997521000

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 248

Divisors of 13997521000

• Number of divisors d(n): 64
• Complete list of divisors:
  1 2 4 5 8 10 20 25 40 50 100 125 200 241 250 482 500 964 1000 1205 1928 2410 4820 6025 9640 12050 24100 30125 48200 58081 60250 116162 120500 232324 241000 290405 464648 580810 1161620 1452025 2323240 2904050 5808100 7260125 11616200 13997521 14520250 27995042 29040500 55990084 58081000 69987605 111980168 139975210 279950420 349938025 559900840 699876050 1399752100 1749690125 2799504200 3499380250 6998760500 13997521000
• Sum of all divisors σ(n): 32890674960
• Sum of proper divisors (its aliquot sum) s(n): 18893153960
• 13997521000 is an abundant number, because the sum of its proper divisors (18893153960) is greater than itself. Its abundance is 4895632960

Bases of 13997521000

• Binary: 1101000010010100010011100001101000₂
• Hexadecimal: 0x342513868
• Base-36: 6FHRGBS

Squares and roots of 13997521000

• 13997521000 squared (13997521000²) is 195930594145441000000
• 13997521000 cubed (13997521000³) is 2742542606093287451761000000000
• The square root of 13997521000 is 118311.1195112277
• 13997521000 is a perfect cube number. Its cube root is 2410

Scales and comparisons

• 13,997,521,000 seconds is equal to 445 years, 4 weeks, 8 hours, 16 minutes, 40 seconds.
• To count from 1 to 13,997,521,000 would take you about eight hundred ninety 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 13997521000 cubic inches would be around 200.8 feet tall.

Recreational maths with 13997521000

• 13997521000 backwards is 00012579931
• The number of decimal digits it has is: 11
• The sum of 13997521000's digits is 37
• More coming soon!