13396645647

Names of 13396645647

• Cardinal: 13396645647 can be written as Thirteen billion, three hundred ninety-six million, six hundred forty-five thousand, six hundred forty-seven.

Scientific notation

• Scientific notation: 1.3396645647 × 10¹⁰

Factors of 13396645647

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 172

Divisors of 13396645647

• Number of divisors d(n): 256
• Complete list of divisors:
  1 3 7 9 11 19 21 27 33 53 57 63 77 79 81 99 133 159 171 189 209 231 237 243 297 371 399 477 513 553 567 583 627 693 711 729 869 891 1007 1113 1197 1431 1463 1501 1539 1659 1701 1749 1881 2079 2133 2187 2607 2673 3021 3339 3591 4081 4187 4293 4389 4503 4617 4977 5103 5247 5643 6083 6237 6399 7049 7821 8019 9063 10017 10507 10773 11077 12243 12561 12879 13167 13509 13851 14931 15309 15741 16511 16929 18249 18711 19197 21147 23463 24057 27189 29309 30051 31521 32319 33231 36729 37683 38637 39501 40527 41553 44793 46057 47223 49533 50787 54747 56133 57591 63441 70389 77539 79553 81567 87927 90153 94563 96957 99693 110187 113049 115577 115911 118503 121581 134379 138171 141669 148599 152361 164241 168399 172773 190323 211167 232617 238659 244701 263781 270459 283689 290871 299079 322399 330561 339147 346731 355509 364743 403137 414513 425007 445797 457083 492723 556871 570969 633501 697851 715977 734103 791343 811377 851067 875083 897237 967197 991683 1017441 1040193 1066527 1094229 1209411 1243539 1275021 1337391 1478169 1670613 1712907 1900503 2093553 2147931 2202309 2374029 2553201 2625249 2691711 2901591 2975049 3052323 3120579 3199581 3282687 3730617 4012173 4434507 5011839 5138721 6125581 6280659 6443793 7122087 7659603 7875747 8075133 8704773 8925147 9156969 9361737 11191851 12036519 13303521 15035517 15416163 18376743 18841977 19331379 21366261 22978809 23627241 24225399 26114319 28085211 33575553 36109557 45106551 55130229 56525931 57994137 64098783 70881723 78342957 84255633 100726659 135319653 165390687 169577793 173982411 212645169 235028871 252766899 405958959 496172061 637935507 705086613 1217876877 1488516183 1913806521 4465548549 13396645647
• Sum of all divisors σ(n): 27205632000
• Sum of proper divisors (its aliquot sum) s(n): 13808986353
• 13396645647 is an abundant number, because the sum of its proper divisors (13808986353) is greater than itself. Its abundance is 412340706

Bases of 13396645647

• Binary: 1100011110100000001001011100001111₂
• Hexadecimal: 0x31E80970F
• Base-36: 65K0LXR

Squares and roots of 13396645647

• 13396645647 squared (13396645647²) is 179470114591284048609
• 13396645647 cubed (13396645647³) is 2404297529405916633938296255023
• The square root of 13396645647 is 115743.8795228499
• The cube root of 13396645647 is 2375.0095303477

Scales and comparisons

• 13,396,645,647 seconds is equal to 425 years, 50 weeks, 3 days, 18 hours, 27 minutes, 27 seconds.
• To count from 1 to 13,396,645,647 would take you about eight hundred fifty-one 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 13396645647 cubic inches would be around 197.9 feet tall.

Recreational maths with 13396645647

• 13396645647 backwards is 74654669331
• The number of decimal digits it has is: 11
• The sum of 13396645647's digits is 54
• More coming soon!