12805003008

Names of 12805003008

• Cardinal: 12805003008 can be written as Twelve billion, eight hundred five million, three thousand and eight.

Scientific notation

• Scientific notation: 1.2805003008 × 10¹⁰

Factors of 12805003008

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 14
• Sum of prime factors: 1236

Divisors of 12805003008

• Number of divisors d(n): 324
• Complete list of divisors:
  1 2 3 4 6 7 8 9 12 14 16 18 21 24 28 32 36 42 48 49 56 63 64 72 84 96 98 101 112 126 128 144 147 168 192 196 202 224 252 256 288 294 303 336 384 392 404 441 448 504 576 588 606 672 707 768 784 808 882 896 909 1008 1123 1152 1176 1212 1344 1414 1568 1616 1764 1792 1818 2016 2121 2246 2304 2352 2424 2688 2828 3136 3232 3369 3528 3636 4032 4242 4492 4704 4848 4949 5376 5656 6272 6363 6464 6738 7056 7272 7861 8064 8484 8984 9408 9696 9898 10107 11312 12544 12726 12928 13476 14112 14544 14847 15722 16128 16968 17968 18816 19392 19796 20214 22624 23583 25452 25856 26952 28224 29088 29694 31444 33936 35936 37632 38784 39592 40428 44541 45248 47166 50904 53904 55027 56448 58176 59388 62888 67872 70749 71872 77568 79184 80856 89082 90496 94332 101808 107808 110054 112896 113423 116352 118776 125776 135744 141498 143744 158368 161712 165081 178164 180992 188664 203616 215616 220108 226846 232704 237552 251552 271488 282996 287488 316736 323424 330162 340269 356328 377328 407232 431232 440216 453692 475104 495243 503104 542976 565992 633472 646848 660324 680538 712656 754656 793961 814464 862464 880432 907384 950208 990486 1006208 1020807 1131984 1266944 1293696 1320648 1361076 1425312 1509312 1587922 1628928 1760864 1814768 1900416 1980972 2012416 2041614 2263968 2381883 2587392 2641296 2722152 2850624 3018624 3175844 3521728 3629536 3800832 3961944 4083228 4527936 4763766 5282592 5444304 5557727 5701248 6037248 6351688 7043456 7145649 7259072 7923888 8166456 9055872 9527532 10565184 10888608 11115454 11402496 12703376 14086912 14291298 14518144 15847776 16332912 16673181 18111744 19055064 21130368 21777216 22230908 25406752 28582596 29036288 31695552 32665824 33346362 38110128 42260736 43554432 44461816 50019543 50813504 57165192 63391104 65331648 66692724 76220256 87108864 88923632 100039086 101627008 114330384 126782208 130663296 133385448 152440512 177847264 200078172 203254016 228660768 261326592 266770896 304881024 355694528 400156344 457321536 533541792 609762048 711389056 800312688 914643072 1067083584 1422778112 1600625376 1829286144 2134167168 3201250752 4268334336 6402501504 12805003008
• Sum of all divisors σ(n): 43411579848
• Sum of proper divisors (its aliquot sum) s(n): 30606576840
• 12805003008 is an abundant number, because the sum of its proper divisors (30606576840) is greater than itself. Its abundance is 17801573832

Bases of 12805003008

• Binary: 1011111011001111001101011100000000₂
• Hexadecimal: 0x2FB3CD700
• Base-36: 5VRRNK0

Squares and roots of 12805003008

• 12805003008 squared (12805003008²) is 163968102034889048064
• 12805003008 cubed (12805003008³) is 2099612039772805181405776576512
• The square root of 12805003008 is 113159.1932102735
• The cube root of 12805003008 is 2339.5189192911

Scales and comparisons

• 12,805,003,008 seconds is equal to 407 years, 8 weeks, 2 days, 1 hour, 16 minutes, 48 seconds.
• To count from 1 to 12,805,003,008 would take you about eight hundred fourteen 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 12805003008 cubic inches would be around 195 feet tall.

Recreational maths with 12805003008

• 12805003008 backwards is 80030050821
• The number of decimal digits it has is: 11
• The sum of 12805003008's digits is 27
• More coming soon!