12808816384

Names of 12808816384

• Cardinal: 12808816384 can be written as Twelve billion, eight hundred eight million, eight hundred sixteen thousand, three hundred eighty-four.

Scientific notation

• Scientific notation: 1.2808816384 × 10¹⁰

Factors of 12808816384

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 15
• Sum of prime factors: 251

Divisors of 12808816384

• Number of divisors d(n): 216
• Complete list of divisors:
  1 2 4 7 8 13 14 16 26 28 32 49 52 56 64 91 98 104 112 128 182 196 208 224 229 256 343 364 392 416 448 458 637 686 728 784 832 896 916 1274 1372 1456 1568 1603 1664 1792 1832 2401 2548 2744 2912 2977 3136 3206 3328 3664 4459 4802 5096 5488 5824 5954 6272 6412 7328 8918 9604 10192 10976 11221 11648 11908 12544 12824 14656 16807 17836 19208 20384 20839 21952 22442 23296 23816 25648 29312 31213 33614 35672 38416 40768 41678 43904 44884 47632 51296 58624 62426 67228 71344 76832 78547 81536 83356 87808 89768 95264 102592 124852 134456 142688 145873 153664 157094 163072 166712 179536 190528 205184 218491 249704 268912 285376 291746 307328 314188 333424 359072 381056 410368 436982 499408 537824 549829 570752 583492 614656 628376 666848 718144 762112 873964 998816 1021111 1075648 1099658 1141504 1166984 1256752 1333696 1436288 1747928 1997632 2042222 2151296 2199316 2333968 2513504 2667392 2872576 3495856 3848803 3995264 4084444 4302592 4398632 4667936 5027008 5334784 6991712 7147777 7697606 7990528 8168888 8797264 9335872 10054016 13983424 14295554 15395212 16337776 17594528 18671744 20108032 27966848 28591108 30790424 32675552 35189056 37343488 50034439 55933696 57182216 61580848 65351104 70378112 100068878 114364432 123161696 130702208 140756224 200137756 228728864 246323392 261404416 400275512 457457728 492646784 800551024 914915456 985293568 1601102048 1829830912 3202204096 6404408192 12808816384
• Sum of all divisors σ(n): 32263395360
• Sum of proper divisors (its aliquot sum) s(n): 19454578976
• 12808816384 is an abundant number, because the sum of its proper divisors (19454578976) is greater than itself. Its abundance is 6645762592

Bases of 12808816384

• Binary: 1011111011011101110000011100000000₂
• Hexadecimal: 0x2FB770700
• Base-36: 5VU1DZ4

Squares and roots of 12808816384

• 12808816384 squared (12808816384²) is 164065777159026835456
• 12808816384 cubed (12808816384³) is 2101488414528235903484484911104
• The square root of 12808816384 is 113176.0415635747
• The cube root of 12808816384 is 2339.7511352937

Scales and comparisons

• 12,808,816,384 seconds is equal to 407 years, 14 weeks, 4 days, 4 hours, 33 minutes, 4 seconds.
• To count from 1 to 12,808,816,384 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 12808816384 cubic inches would be around 195 feet tall.

Recreational maths with 12808816384

• 12808816384 backwards is 48361880821
• 12808816384 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 12808816384's digits is 49
• More coming soon!