21312525388089

Names of 21312525388089

• Cardinal: 21312525388089 can be written as Twenty-one trillion, three hundred twelve billion, five hundred twenty-five million, three hundred eighty-eight thousand and eighty-nine.

Scientific notation

• Scientific notation: 2.1312525388089 × 10¹³

Factors of 21312525388089

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 5293

Divisors of 21312525388089

• Number of divisors d(n): 108
• Complete list of divisors:
  1 3 13 19 39 57 151 169 247 361 453 507 741 1083 1963 2869 3211 4693 5107 5889 8607 9633 14079 15321 22801 25519 37297 54511 61009 66391 68403 76557 97033 111891 163533 183027 199173 291099 296413 433219 484861 708643 771157 863083 889239 1261429 1299657 1454583 1843627 2125929 2313471 2589249 3784287 3853369 5530881 5631847 8231161 9212359 10025041 11560107 14651983 16398577 16895541 23967151 24693483 27637077 30075123 43955949 49195731 71901453 73214011 107005093 116444707 130325533 190475779 219642033 278387677 311572963 321015279 349334121 390976599 571427337 835163031 934718889 1391066209 1513781191 2212449433 2476185127 3619039801 4173198627 4541343573 6637348299 7428555381 10857119403 19679155483 28761842629 42036539227 47047517413 59037466449 86285527887 126109617681 141142552239 373903954177 546475009951 1121711862531 1639425029853 7104175129363 21312525388089
• Sum of all divisors σ(n): 32698392452208
• Sum of proper divisors (its aliquot sum) s(n): 11385867064119
• 21312525388089 is a deficient number, because the sum of its proper divisors (11385867064119) is less than itself. Its deficiency is 9926658323970

Bases of 21312525388089

• Binary: 100110110001000110101100000010100100100111001₂
• Hexadecimal: 0x136235814939
• Base-36: 7JYU7CCHL

Squares and roots of 21312525388089

• 21312525388089 squared (21312525388089²) is 454223738417938180063071921
• 21312525388089 cubed (21312525388089³) is 9680654956905004329927932255608043748969
• The square root of 21312525388089 is 4616549.0778382287
• The cube root of 21312525388089 is 27725.4309011015

Scales and comparisons

• 21,312,525,388,089 seconds is equal to 677,672 years, 19 weeks, 6 days, 13 hours, 8 minutes, 9 seconds.
• To count from 1 to 21,312,525,388,089 would take you about one million, six hundred ninety-four thousand, one hundred eighty 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 21312525388089 cubic inches would be around 2310.5 feet tall.

Recreational maths with 21312525388089

• 21312525388089 backwards is 98088352521312
• 21312525388089 is a Harshad number.
• The number of decimal digits it has is: 14
• The sum of 21312525388089's digits is 57
• More coming soon!