13438206945856

Names of 13438206945856

• Cardinal: 13438206945856 can be written as Thirteen trillion, four hundred thirty-eight billion, two hundred six million, nine hundred forty-five thousand, eight hundred fifty-six.

Scientific notation

• Scientific notation: 1.3438206945856 × 10¹³

Factors of 13438206945856

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 14
• Sum of prime factors: 561

Divisors of 13438206945856

• Number of divisors d(n): 315
• Complete list of divisors:
  1 2 4 7 8 11 14 16 22 28 32 44 49 56 64 77 88 98 112 121 154 176 196 224 242 308 352 392 448 484 539 541 616 704 784 847 968 1078 1082 1232 1331 1568 1694 1936 2156 2164 2464 2662 3136 3388 3787 3872 4312 4328 4928 5324 5929 5951 6776 7574 7744 8624 8656 9317 10648 11858 11902 13552 14641 15148 17248 17312 18634 21296 23716 23804 26509 27104 29282 30296 34496 34624 37268 41657 42592 47432 47608 53018 54208 58564 60592 65219 65461 74536 83314 85184 94864 95216 102487 106036 117128 121184 130438 130922 149072 166628 189728 190432 204974 212072 234256 242368 260876 261844 291599 292681 298144 333256 379456 380864 409948 424144 458227 468512 521752 523688 583198 585362 596288 666512 717409 720071 819896 848288 916454 937024 1043504 1047376 1166396 1170724 1333024 1434818 1440142 1639792 1696576 1832908 2048767 2087008 2094752 2332792 2341448 2666048 2869636 2880284 3207589 3219491 3279584 3665816 4097534 4174016 4189504 4665584 4682896 5040497 5739272 5760568 6415178 6438982 6559168 7331632 7920781 8195068 9331168 9365792 10080994 11478544 11521136 12830356 12877964 14341369 14663264 15841562 16390136 18662336 18731584 20161988 22536437 22957088 23042272 25660712 25755928 28682738 29326528 31683124 32780272 35283479 35414401 40323976 45072874 45914176 46084544 51321424 51511856 55445467 57365476 63366248 65560544 70566958 70828802 80647952 90145748 102642848 103023712 110890934 114730952 126732496 131121088 141133916 141657604 157755059 161295904 180291496 205285696 206047424 221781868 229461904 247900807 253464992 282267832 283315208 315510118 322591808 360582992 388118269 389558411 443563736 458923808 495801614 506929984 564535664 566630416 631020236 721165984 776236538 779116822 887127472 917847616 991603228 1129071328 1133260832 1262040472 1442331968 1552473076 1558233644 1735305649 1774254944 1983206456 2258142656 2266521664 2524080944 2726908877 3104946152 3116467288 3470611298 3548509888 3966412912 4285142521 5048161888 5453817754 6209892304 6232934576 6941222596 7932825824 8570285042 10096323776 10907635508 12419784608 12465869152 13882445192 15865651648 17140570084 19088362139 21815271016 24839569216 24931738304 27764890384 29995997647 34281140168 38176724278 43630542032 55529780768 59991995294 68562280336 76353448556 87261084064 111059561536 119983990588 137124560672 152706897112 174522168128 209971983529 239967981176 274249121344 305413794224 419943967058 479935962352 610827588448 839887934116 959871924704 1221655176896 1679775868232 1919743849408 3359551736464 6719103472928 13438206945856
• Sum of all divisors σ(n): 34185138088185
• Sum of proper divisors (its aliquot sum) s(n): 20746931142329
• 13438206945856 is an abundant number, because the sum of its proper divisors (20746931142329) is greater than itself. Its abundance is 7308724196473

Bases of 13438206945856

• Binary: 11000011100011010011100011010010101001000000₂
• Hexadecimal: 0xC38D38D2A40
• Base-36: 4RHFDG8XS

Squares and roots of 13438206945856

• 13438206945856 squared (13438206945856²) is 180585405919652443315572736
• 13438206945856 cubed (13438206945856³) is 2426744056149698683216770859045981782016
• 13438206945856 is a perfect square number. Its square root is 3665816
• The cube root of 13438206945856 is 23774.6304451913

Scales and comparisons

• 13,438,206,945,856 seconds is equal to 427,293 years, 21 weeks, 3 days, 14 hours, 44 minutes, 16 seconds.
• To count from 1 to 13,438,206,945,856 would take you about one million, sixty-eight thousand, two hundred thirty-three 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 13438206945856 cubic inches would be around 1981.2 feet tall.

Recreational maths with 13438206945856

• 13438206945856 backwards is 65854960283431
• 13438206945856 is a Harshad number.
• The number of decimal digits it has is: 14
• The sum of 13438206945856's digits is 64
• More coming soon!