13281696225

Names of 13281696225

• Cardinal: 13281696225 can be written as Thirteen billion, two hundred eighty-one million, six hundred ninety-six thousand, two hundred twenty-five.

Scientific notation

• Scientific notation: 1.3281696225 × 10¹⁰

Factors of 13281696225

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 332

Divisors of 13281696225

• Number of divisors d(n): 288
• Complete list of divisors:
  1 3 5 7 9 15 21 25 27 29 35 45 49 61 63 75 87 105 135 145 147 175 183 189 203 225 227 245 261 305 315 427 435 441 525 549 609 675 681 725 735 783 915 945 1015 1135 1225 1281 1305 1323 1421 1525 1575 1589 1647 1769 1827 2043 2135 2175 2205 2745 2989 3045 3405 3675 3843 3915 4263 4575 4725 4767 5075 5307 5481 5675 6129 6405 6525 6583 6615 7105 7945 8235 8845 8967 9135 10215 10675 11025 11123 11529 12383 12789 13725 13847 14301 14945 15225 15921 17025 19215 19575 19749 21315 23835 26535 26901 27405 30645 32025 32915 33075 33369 35525 37149 38367 39725 41175 41541 42903 44225 44835 45675 46081 47763 51075 55615 57645 59247 61915 63945 69235 71505 74725 79605 80703 86681 96075 96929 98745 100107 106575 111447 119175 124623 132675 134505 137025 138243 153225 164575 166845 177741 185745 191835 207705 214515 224175 230405 238815 260043 278075 288225 290787 296235 300321 309575 319725 322567 334341 346175 357525 373869 398025 401563 403515 414729 433405 484645 493725 500535 557235 623115 672525 678503 691215 780129 834225 872361 888705 928725 959175 967701 1038525 1072575 1152025 1194075 1204689 1244187 1300215 1453935 1481175 1501605 1612835 1671705 1869345 2007815 2017575 2035509 2073645 2167025 2340387 2423225 2502675 2617083 2786175 2810941 2903103 3115575 3392515 3456075 3614067 3900645 4361805 4443525 4838505 6023445 6106527 6220935 6501075 7269675 7508025 8064175 8358525 8432823 8709309 9346725 10039075 10177545 10368225 10842201 11701935 13085415 14054705 14515515 16962575 18070335 18319581 19503225 19676587 21809025 24192525 25298469 30117225 30532635 31104675 42164115 43546545 50887725 54211005 58509675 59029761 65427075 70273525 72577575 75895407 90351675 91597905 98382935 126492345 152663175 177089283 210820575 217732725 271055025 295148805 379477035 457989525 491914675 531267849 632461725 885446415 1475744025 1897385175 2656339245 4427232075 13281696225
• Sum of all divisors σ(n): 29973974400
• Sum of proper divisors (its aliquot sum) s(n): 16692278175
• 13281696225 is an abundant number, because the sum of its proper divisors (16692278175) is greater than itself. Its abundance is 3410581950

Bases of 13281696225

• Binary: 1100010111101001101001100111100001₂
• Hexadecimal: 0x317A699E1
• Base-36: 63NKUE9

Squares and roots of 13281696225

• 13281696225 squared (13281696225²) is 176403454613179250625
• 13281696225 cubed (13281696225³) is 2342937097212821688274391390625
• The square root of 13281696225 is 115246.2416957709
• The cube root of 13281696225 is 2368.1971146925

Scales and comparisons

• 13,281,696,225 seconds is equal to 422 years, 16 weeks, 3 days, 8 hours, 3 minutes, 45 seconds.
• To count from 1 to 13,281,696,225 would take you about eight hundred forty-four 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 13281696225 cubic inches would be around 197.3 feet tall.

Recreational maths with 13281696225

• 13281696225 backwards is 52269618231
• 13281696225 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 13281696225's digits is 45
• More coming soon!