12809313037920

Names of 12809313037920

• Cardinal: 12809313037920 can be written as Twelve trillion, eight hundred nine billion, three hundred thirteen million, thirty-seven thousand, nine hundred twenty.

Scientific notation

• Scientific notation: 1.280931303792 × 10¹³

Factors of 12809313037920

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 13471309

Divisors of 12809313037920

• Number of divisors d(n): 192
• Complete list of divisors:
  1 2 3 4 5 6 7 8 10 12 14 15 16 20 21 24 28 30 32 35 40 42 48 56 60 70 80 84 96 105 112 120 140 160 168 210 224 240 280 283 336 420 480 560 566 672 840 849 1120 1132 1415 1680 1698 1981 2264 2830 3360 3396 3962 4245 4528 5660 5943 6792 7924 8490 9056 9905 11320 11886 13584 15848 16980 19810 22640 23772 27168 29715 31696 33960 39620 45280 47544 59430 63392 67920 79240 95088 118860 135840 158480 190176 237720 316960 475440 950880 13471009 26942018 40413027 53884036 67355045 80826054 94297063 107768072 134710090 161652108 188594126 202065135 215536144 269420180 282891189 323304216 377188252 404130270 431072288 471485315 538840360 565782378 646608432 754376504 808260540 942970630 1077680720 1131564756 1293216864 1414455945 1508753008 1616521080 1885941260 2155361440 2263129512 2828911890 3017506016 3233042160 3771882520 3812295547 4526259024 5657823780 6466084320 7543765040 7624591094 9052518048 11315647560 11436886641 15087530080 15249182188 19061477735 22631295120 22873773282 26686068829 30498364376 38122955470 45262590240 45747546564 53372137658 57184433205 60996728752 76245910940 80058206487 91495093128 106744275316 114368866410 121993457504 133430344145 152491821880 160116412974 182990186256 213488550632 228737732820 266860688290 304983643760 320232825948 365980372512 400291032435 426977101264 457475465640 533721376580 609967287520 640465651896 800582064870 853954202528 914950931280 1067442753160 1280931303792 1601164129740 1829901862560 2134885506320 2561862607584 3202328259480 4269771012640 6404656518960 12809313037920
• Sum of all divisors σ(n): 46276475696640
• Sum of proper divisors (its aliquot sum) s(n): 33467162658720
• 12809313037920 is an abundant number, because the sum of its proper divisors (33467162658720) is greater than itself. Its abundance is 20657849620800

Bases of 12809313037920

• Binary: 10111010011001100110100011011010111001100000₂
• Hexadecimal: 0xBA6668DAE60
• Base-36: 4JGIM97XC

Squares and roots of 12809313037920

• 12809313037920 squared (12809313037920²) is 164078500503427299357926400
• 12809313037920 cubed (12809313037920³) is 2101732875740914589310341480215769088000
• The square root of 12809313037920 is 3579010.0639590273
• The cube root of 12809313037920 is 23397.8137570301

Scales and comparisons

• 12,809,313,037,920 seconds is equal to 407,296 years, 27 weeks, 4 days, 22 hours, 32 minutes.
• To count from 1 to 12,809,313,037,920 would take you about one million, eighteen thousand, two hundred forty-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 12809313037920 cubic inches would be around 1949.8 feet tall.

Recreational maths with 12809313037920

• 12809313037920 backwards is 02973031390821
• 12809313037920 is a Harshad number.
• The number of decimal digits it has is: 14
• The sum of 12809313037920's digits is 48
• More coming soon!